Lapping film polishing
Corporate Profile

♦ Corporate Profile

Corporate Name Sanshin Co., Ltd.
Representative Nobukazu HOSOKAI, President and CEO
Location 1-11 Heijima, Nagaoka city, Niigata
Phone: +81-258-22-1529
FAX: +81-258-23-2164
Date of Establishment November 1987
Capital 75,300,000 yen
Factory Site Site: 2,344 m2
Building: 1,277 m2
Main Bank Miyauchi Branch, The Hokuetsu Bank Ltd.
Employees 20
Settlement Term April
Line of Business Manufacturing and sales of tape polishing systems
Sales of lapping films and lapping tapes
Patent Applied 30 patents registered out of 90 patent applied


♦MAP
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♦ History

October 1995 Started the design and repair of specialized machines as Sanshin Tokki Laboratory.
October 1957 Changed the corporate name to Sanshin Tokki Manufacturing Co., Ltd.
February 1975 Established Sanshin Shoko Co., Ltd., by separating the sales and design/electric equipment departments and strengthened sales operations.
November 1986 Received the Niigata Prefecture Technology Award for the development of the double-side lapping machine for floppy disks and hard disks.
November 1987 Merged Sanshin Tokki Manufacturing Co., Ltd. and Sanshin Shoko Co., Ltd., under the corporate name Sanshin Co., Ltd.
June 1989 Started the manufacture of the super finishing system for the shaft pin and journal.
May 1990 Started the manufacture of the spherical lens film lapping system.
November 1990 Started the manufacture of the film lapping system for color LCD panel.
August 1994 Started the manufacture of the film lapping system for optical fiber edge face.
September 1995 Started the manufacture of the lapping film-type PDP grinding system.
March 1997 Developed the DVD bonding system and started delivery.
October 1997 Approved as the certified enterprise under the Temporary Law concerning Measures for the Promotion of the Creative Business Activities of Small and Medium Enterprises.
December 1997 Started development and delivery of the lapping film-type inner diameter super finishing system.
March 1998 Approved as the certified investment enterprise of Niigata Prefecture New Industry Creation Project.
March 2000 Received the Niigata Prefecture Technical Award for the research and development of abrasive compound and grinding system of precision films.
2004 Started the manufacture of systems that are specialized for use of automotives and related products.

♦ Major Purchasers

Companies related to automotives Companies related to Electronics
Aisin AW Co., Ltd.
Aisin Seiki Co., Ltd.
Aichi Steel Corporation
Asmo Co., Ltd.
Kyosan Denki Co., Ltd.
Suzuki Motor Corporation
Daihatsu Motor Co., Ltd.
Denso Corporation
Toyota Industries Corporation
Noguchi Seiki Co., Ltd.
Hitachi, Ltd., Automotive Systems G
Unisia JECS Co., Ltd.
Fukoku Co., Ltd.
Fuji Heavy Industries Ltd.
Mabuchi Motor Co., Ltd.
Mitsubishi Heavy Industries, Ltd.
Riken Corporation
Yamamoto Elect Corporation
Alps Electric Co., Ltd.
Kyosera Corporation
Sanyo Electric Co., Ltd.
Sharp Corporation
Seiko Epson Corporation
Sony Corporation
Sony Magnetic Products Inc.
Dai Nippon Printing Co., Ltd.
TDK Corporation
Tokyo Electron Limited
Toshiba Matsushita Display Technology Co., Ltd.
Toppan Printing Co., Ltd.
Japan Electronic Materials Corporation
Micronics Japan Co., Ltd.
Pioneer Corporation
Fujifilm Corporation
Fujitsu Limited
Matsushita Electric Industrial Co., Ltd.
Ricoh Co., Ltd.

♦ Organization

Organization