Seiko Giken Co., Ltd.

Founded with a capital of 500,000 yen for the purpose of designing, manufacturing, and engineering sintering machine parts molds in Ota-ku, Tokyo

Founded with a capital of 500,000 yen in Ota Ward, Tokyo, for the design, manufacturing, and engineering of sintered machine part molds.

Commenced production and sales of powder metallurgy molds and fine brazing molds.

Founded.

Relocated the head office factory to Kamagaya City, Chiba Prefecture

Relocated the head office factory to 286-23 Matsuhidai, Matsudo-shi, Chiba Prefecture

Started development of molds for optical discs injection molding

Added 'Manufacturing and Sales of Communication and Electronic Equipment' to the business purpose and expanded into the field of optical communication devices

Entered the optical communication device business sector.

Started production and sales of the world's first mass-produced optical connector spherical polishing machine SFP-500 (US Patent 4,831,784)

Started production and sales of the world's first mass-produced optical connector spherical polishing machine, SFP-500.

Established a second factory at 296-1 Matsuhidai, Matsudo-shi, Chiba

Obtained basic specifications for the step Ferlermate for angled spherical polishing optical connectors in the United States.

The Optical Products Division (now Optical Products Business Division) obtained ISO9001 certification

The Optical Products Division (now the Optical Products Business Division) obtained ISO 9001 certification.

The inclined spherical polishing optical connector step ferrule was adopted as an IEC standard (IEC60874-14-6, etc.)

The step Ferlermate for angled spherical polishing optical connectors was adopted in IEC standards.

Start of production and sales of optical fiber components for high-power laser coupling

Acquired factory land of 9,917 m2 at 415 Matsudai, Matsudo City, Chiba Prefecture, and listed shares on the over-the-counter market (currently Tokyo Stock Exchange Standard Market)

Shares were listed on the over-the-counter market (now the Tokyo Stock Exchange Standard Market).

Established SEIKOH GIKEN USA, INC. in the state of Georgia, USA.

Acquired 9,917 m² of factory land at 415-2 Matsutodai, Matsudo City, Chiba Prefecture.

Established SEIKOH GIKEN USA, INC. in Norcross, Georgia, USA, and Hangzhou Jinggong Technology Research Co., Ltd. in Hangzhou, Zhejiang Province, China

New construction of the 4th factory (currently the 3rd factory) at 415 Matsudai, Matsudo City, Chiba Prefecture

Start of sales of optical fiber polishers SFP-550S and SFP-550E

New construction of the 3rd factory (currently the head office factory) at 296 Matsudai, Matsudo City, Chiba Prefecture

Transferred sales and maintenance rights for optical disc mold parts held by Sumitomo Heavy Industries' overseas subsidiaries

Established Taiwan branch (Japan Commercial Jinggong Development (Ltd.) Taiwan Branch) in Hsinchu City, Taiwan

Established Hangzhou Jinggong Technology Co., Ltd. in Hangzhou, Zhejiang Province, China.

Established SEIKOH GIKEN EUROPE GmbH in Dusseldorf, Germany

Start of sales of cleaner

Light adapter internal connector end-face cleaner "Ferlermate".

Changed head office location to 296 Matsudai, Matsudo City, Chiba Prefecture

Obtained certification for the international standard ISO14001 for environmental management systems

Transferred sales of optical business products from Seiko Instruments Inc. to Seiko Instruments Inc.

Obtained ISO 14001 certification for the environmental management system.

Acquired the business rights for manufacturing and selling optical products in China from Seiko Instruments Inc., and added Dalian Jinggong Technology Research Co., Ltd. as a consolidated subsidiary

Subscribed for third-party allotment of new shares by Biomatrix Laboratory Inc.

Obtained certification for the international standards ISO/IEC27001 for information security management systems

Transferred sales of optical device business from NEC Tokin Corporation (now Tokin Corporation)

Established Hong Kong Jinggong Technology Research Co., Ltd. in the Hong Kong Special Administrative Region of the People's Republic of China

Acquire sales rights for optical business products in Japan, Germany, the United States, and Singapore from Seiko Instruments Inc.

Acquire sales rights for manufacturing and sales of optical business products in China from Seiko Instruments Inc., and add Dalian Precision Engineering Co., Ltd. as a consolidated subsidiary.

Acquire sales rights for the optical device business from NEC Tokin Co., Ltd.

Obtained certification for the international standard ISO9001 for quality management systems in the precision machinery division

Obtained certification for the international standard ISO/IEC27001 for information security management systems

SEIKOH GIKEN EUROPE GmbH headquarters moved to Frankfurt, Hesse.

Obtain ISO 9001 certification for the quality management system in the precision machinery division.

Develop the high-temperature-resistant lens 'MSG Lens'.

Power-free optical transmission device 'MSG Lens'.

Commenced mass production of high-temperature-resistant lenses for camera-equipped mobile phones.

Hong Kong Precision Engineering Co., Ltd. was placed into dormancy.

Developed the tabletop cleaner 'Fleur Pro' for efficiently cleaning the tips of optical connectors.

Develop the tabletop cleaner 'Ferlour Pro' that efficiently cleans the tip of optical connectors.

Sold the first factory (Matsudo City, Chiba Prefecture).

Develop advanced precision mold technologies such as low-temperature molding, thin-mold molding, and fine transfer techniques.

Acquired 49% of the shares of DATA-PIXEL, a French manufacturer of optical component end-face measurement instruments.

Acquired 100% of the shares of Fuji Electronics Industry Co., Ltd. (Shizuoka City, Shizuoka Prefecture) and added it as a consolidated subsidiary.

Acquire 100% of the shares of Fuji Electronics Industry Co., Ltd. (Shizuoka City, Shizuoka Prefecture) and add it as a consolidated subsidiary.

Acquired an additional 48% of DATA-PIXEL shares and added the company as a consolidated subsidiary.

Acquire an additional 48% of the shares of DATA-PIXEL Inc. and add it as a consolidated subsidiary.

Hangzhou Precision Engineering Co., Ltd. established Zhejiang Precision Optoelectronics Technology Co., Ltd. through a joint venture with a Chinese investment company.

Hangzhou Jinggong Technology Co., Ltd. established a joint venture, Zhejiang Jinggong Optoelectronics Technology Co., Ltd., through a joint investment with a Zhejiang Province investment company.

Hangzhou Precision Engineering Co., Ltd. established a joint venture 'Zhejiang Precision Optoelectronics Technology Co., Ltd.' through a joint investment with an investment company in Zhejiang Province, China.

Co-developed the 'Optical Field Sensor' with Mie University and the National Institute of Advanced Industrial Science and Technology to measure 5G base station antenna radiation with high precision.

Develop the 'Optical Field Sensor' that measures the radio waves emitted by 5G base station antennas with high precision, in collaboration with Mie University and the National Institute of Advanced Industrial Science and Technology.

Launched sales of the optical connector 'Intelli-Cross Pro', enabling efficient connections in tight spaces.

Launch sales of the optical connector 'Intelli-Cross Pro' that enables efficient connections in tight spaces.

Developed the 'GNSS Optical Transmission Unit' that extends GPS signals via Radio over Fiber technology.

Commenced mass production of resin-based 'Medical Microflow Devices' with finely etched surface channels by repurposing precision molding technology.

Develop the 'GNSS Optical Transmission Unit' that realizes optical extension of GPS signals using RoF (Radio over Fiber) technology.

Begin mass production of the 'Medical Microflow Device' made of resin with finely etched surface microchannels, utilizing precision mold technology.

Changed classification to the Tokyo Stock Exchange Standard Market following a review of market categories.

Closed the Taiwan branch (Nippon Seiko Development Co., Ltd. Taiwan Branch).

Formed a business partnership with 7Gaa Co., Ltd. in local 5G-related business.

Co-developed in-plate coating technology for small parts with Tokai Rika Co., Ltd.

Established SEIKOH GIKEN (THAILAND) Co., Ltd. in Thailand.

Renamed the fourth factory to the third factory.

Fuji Electronics Industry Co., Ltd. invested capital in the Indian automotive parts manufacturer RADIANT POLYMERS Private Limited (now Radiant Innovative Manufacturing Limited).

Established a business alliance with 7Gaa Co., Ltd. for local 5G-related business, jointly developed inlay painting technology for small parts with Tokai Rika Co., Ltd., established SEIKOH GIKEN (THAILAND) Co., Ltd. in Thailand, Unichi Electronics Co., Ltd. partnered with an Indian automotive parts manufacturer, and Hangzhou Jinggong Technology Co., Ltd. established Jinggong Xunjie Optoelectronics Co., Ltd. through a joint venture with a Chinese company.

Establish SEIKOH GIKEN (THAILAND) Co., Ltd. in Thailand.

Acquired 100% of the shares of M.G. Co., Ltd. (Miyagi-gun, Rifu-cho, Miyagi Prefecture) and added the company as a consolidated subsidiary.

Hangzhou Jinggong Technology Co., Ltd. established Jinggong Xunjie Optoelectronics Co., Ltd. through a joint venture with a Chinese company.

Hangzhou Jinggong Technology Co., Ltd. added Suzhou Anzhun Intelligent Equipment Co., Ltd. as an associate under the equity method.

Acquire 100% of the shares of M.G. Co., Ltd. (Miyagi-gun, Rikuzentakata, Miyagi Prefecture) and add it as a consolidated subsidiary.

Hangzhou Precision Engineering Co., Ltd. established Precision Quick Optoelectronics Co., Ltd. through a joint investment with a Chinese company.

Add Suzhou Anzhun Intelligent Equipment Co., Ltd. (a Chinese company) as an equity-method affiliate under Hangzhou Precision Engineering Co., Ltd.

A switch utilizing the "inlay painting technology for small parts" jointly developed with Tokai Rika Co., Ltd. was adopted as an interior part for Toyota Hiace, achieving the first mass production in Japan.