Nippon Sheet Glass

Nippon Sheet Glass Co., Ltd., commonly known as NSG, is a Japanese glass manufacturer headquartered in Tokyo. Founded in 1918, the company began by producing flat glass in Japan with technology licensed from the American Libbey Owens Ford Glass Company. Its early manufacturing process used the Colburn method, which helped establish the company as a domestic producer of sheet glass at a time when Japan was developing its industrial manufacturing base. The company adopted the name Nippon Sheet Glass in 1931. After the Second World War it expanded its operations across Japan and gradually broadened its capabilities beyond basic flat glass. Its development included safety glass, glass fibers, optical materials, and other technical products. Important corporate expansion included the acquisition of Nippon Safety Glass in 1970, the merger with Nippon Glass Fiber and Micro Optics in 1999, and the acquisition of Nippon Muki in 2001. In 2004, the registered head office was moved from Osaka to Tokyo. NSG's defining international turning point was its acquisition of Pilkington plc, a major United Kingdom-based glass manufacturer. NSG had agreed to acquire a 20 percent interest in Pilkington in 2001 and purchased the remaining 80 percent in 2006. The transaction transformed NSG from a primarily Japanese manufacturer into a global glass group with a substantial European and international operating base. Pilkington remains an important name and operating business within the group's automotive and architectural glass activities. The group's main businesses are Flat Glass and Creative Technology. Flat Glass includes Building Products and Automotive Products and represents the large majority of group sales. Building Products covers glass for residential, commercial, and other structures, including insulating, solar-control, safety, switchable, and self-cleaning products. Automotive Products includes windshields, laminated glass, heated and anti-fogging glass, and other glazing supplied to vehicle manufacturers and the replacement market. Creative Technology serves more specialized applications, including printer and scanner lenses, specialty glass fibers, glass flakes, reinforcing glass cord for timing belts, and fine glass products. NSG operates internationally, with manufacturing in numerous countries and sales across a much broader geographic footprint. The group's activities have historically been concentrated across Europe, Asia including Japan, and North and South America. Its international scale places it among the world's largest glass manufacturers, alongside companies such as AGC, Saint-Gobain, and Guardian Industries. NSG is listed on the Tokyo Stock Exchange. In Japan, the brand portfolio has included products such as SPACIA vacuum glazing, SECUO laminated security glass, PAIR REIBORG insulating and solar-control glazing, HOME TOUGH LIGHT toughened glass, UMU electrically controlled switching glass, SELFOC graded-index rod lenses, and automotive products such as LAMIPANE laminated windshield glass and THERLITE-T heated anti-fogging glass. The company therefore occupies both a materials-manufacturing position and a technology-oriented solutions position, supplying glass for buildings, vehicles, appliances, information equipment, and other industrial uses.

Nippon Sheet Glass was established in November 1918 as America Japan Sheet Glass Co., Ltd. The company was headquartered in Osaka and obtained manufacturing technology from the United States' Libbey Owens Ford Glass Company. Its initial production used the Colburn process for flat glass, giving the business an industrial foundation in sheet-glass manufacturing. In January 1931, the company changed its name to Nippon Sheet Glass Co., Ltd. Following the Second World War, it expanded production and operations across Japan as the country's construction, manufacturing, and consumer industries grew. Over time, the company broadened its product and technology base beyond conventional flat glass to include safety glass, technical glass, optical components, and glass-fiber-related materials. A notable domestic expansion occurred in October 1970, when NSG acquired Nippon Safety Glass Co., Ltd. The acquisition strengthened the company's position in safety-related glazing. In 1999, NSG merged with Nippon Glass Fiber Co., Ltd. and Micro Optics Co., Ltd., combining the parent company's activities with glass-fiber and optical capabilities. In April 2001, it acquired Nippon Muki Co., Ltd. The registered head office was transferred from Osaka to Minato Ward in Tokyo in July 2004. NSG's international development accelerated through its relationship with Pilkington plc, the United Kingdom-based glass manufacturer. NSG agreed to acquire a 20 percent interest in Pilkington in 2001. It subsequently acquired the remaining 80 percent in 2006, completing the takeover in June of that year. Pilkington had its own long industrial history and had acquired Libbey Owens Ford in 1986, linking the international transaction indirectly with the technology lineage that had also influenced NSG's origins. The Pilkington acquisition substantially changed NSG's geographic scale and business profile. The combined group operated manufacturing facilities in many countries and sold products in a much wider range of markets. Its business came to be organized principally around Flat Glass and Creative Technology. Flat Glass includes Building Products and Automotive Products, while Creative Technology addresses smaller but technically specialized markets such as printer and scanner lenses, specialty glass fibers, glass flakes, glass cord used as reinforcement in timing belts, and fine glass products. NSG's building-glass portfolio includes insulating, laminated, solar-control, self-cleaning, toughened, and electronically switchable products. Its automotive activities include laminated windshields and other vehicle glazing, including heated or anti-fogging products. In Japan, named offerings have included SPACIA vacuum glazing, SECUO security glass, PAIR REIBORG insulating and solar-control glass, HOME TOUGH LIGHT toughened glass, UMU switchable glass, SELFOC rod lenses and lens arrays, LAMIPANE laminated glass, and THERLITE-T heated automotive glass. The company remains a publicly listed Japanese glass group with international operations under the NSG Group name. Its business combines high-volume architectural and automotive glazing with technical products aimed at specialized industrial and optical applications.

1. 2006Pilkington acquisition completed

   NSG purchased the remaining 80 percent of Pilkington in June 2006, establishing the international NSG-Pilkington group.

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2. 2004Registered head office moved to Tokyo

   The registered head office moved from Osaka to Minato Ward in Tokyo in July 2004.

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3. 2001Initial Pilkington investment

   NSG agreed to acquire a 20 percent interest in Pilkington plc, beginning the relationship that later led to full ownership.

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4. 1999Merger with Nippon Glass Fiber and Micro Optics

   NSG merged with Nippon Glass Fiber Co., Ltd. and Micro Optics Co., Ltd. in April 1999.

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5. 1970Acquisition of Nippon Safety Glass

   NSG acquired Nippon Safety Glass in October 1970, expanding its domestic safety-glass capabilities.

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6. 1931Name changed to Nippon Sheet Glass

   In January 1931, the company adopted the Nippon Sheet Glass name that it continues to use today.

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7. 1918Company established as America Japan Sheet Glass

   The company was founded in Osaka in November 1918 and began producing flat glass using Colburn-process technology obtained from Libbey Owens Ford Glass Company in the United States.

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A global glass technology and manufacturing group combining Japanese industrial heritage with Pilkington's international automotive and architectural glass operations. NSG emphasizes engineered glass solutions for energy efficiency, safety, vehicle glazing, optical equipment, and other specialized applications.

• SPACIAResidential insulating glass

  A double-glazing product incorporating a vacuum layer between glass panes. It is designed to improve thermal insulation in residential applications and is marketed as an energy-saving glazing solution.

• SECUOSecurity glass

  A laminated security-glass product using a resin interlayer. The construction is intended to hold broken glass together and provide enhanced safety compared with ordinary monolithic glazing.

• PAIR REIBORGInsulating and solar-control glass

  An insulating-glass range incorporating a special metallic coating. The coating is intended to provide solar-shading and improved thermal performance for building applications.

• PAIR REIBORG HIKARIPhotocatalytic architectural glass

  A version of the REIBORG range combining insulating and solar-control characteristics with a photocatalytic surface intended to support self-cleaning performance.

• HOME TOUGH LIGHTToughened residential glass

  A heat-treated safety-glass product described as having substantially greater toughness than ordinary glass. It is intended for home and residential glazing uses where improved impact resistance is required.

• UMUSwitchable architectural glass

  An electrically controlled glass product that can switch between transparent and scattered-light states. It is intended for privacy and visual-control applications in buildings.

• SELFOCOptical glass

  A flat-ended graded-index rod lens made through ion exchange. Its self-focusing optical behavior supports imaging and light-transfer applications in equipment such as scanners and printers.

• SLA SELFOC LENS ARRAYOptical lens array

  An array of SELFOC lenses designed for scanning and image-transfer applications. The product is associated with equipment such as copying machines, scanners, and printers.

• LAMIPANEAutomotive laminated glass

  A laminated automotive-glass product used for windshields. Its layered construction is intended to improve occupant safety and retain glass fragments when the windshield is damaged.

• THERLITE-THeated automotive glass

  Automotive glass incorporating heater lines to help prevent or remove fogging. The product is designed to support visibility in vehicles under humid or cold conditions.

• 2006Complete acquisition of Pilkington plcM&A

  NSG had taken a 20 percent interest in Pilkington in 2001 and sought to expand its international presence in automotive and architectural glass.

  What changed. The company acquired the remaining 80 percent of Pilkington's shares in June 2006, bringing the United Kingdom-based glass manufacturer into the NSG Group.

  Aftermath. The transaction made NSG a major global glass group with a substantially broader manufacturing and sales network. Pilkington became a central operating and brand identity within the combined business.

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• 2006Nippon Sheet Glass completes acquisition of Pilkington

  NSG purchased the remaining shares of Pilkington plc after acquiring an initial minority interest in 2001. The transaction created a significantly more international glass group and made Pilkington a core part of NSG's global operations.

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1. Nippon Sheet Glass
2. NSG Group official website