Since its founding, Yamamoto Seisakusho has delivered high-value-added and high-precision products to customers with stable quality, centering on fine blanking as a precision stamping processing manufacturer. We manufacture and deliver very high-level prototypes, develop products, and new products from customers at tight lead time to meet customer needs. In addition, we continue to grow as a result of the tireless efforts of our employees.
The world environment is changing at a faster pace, especially as the revolution of automobiles has begun. We will continue to refine our technological capabilities and speed to respond to customer needs, while incorporating manufacturing technology that meets the needs of our customers and society. We aim to build a foundation for sustainable growth and to be a company where employees can work safely and securely.
President
Noboru Masaki
Company Name | Yamamoto Seisakusho, Inc. |
Headquarters | 88-26, Shingo,Higashimatsuyama-shi, Saitama 355-0071 |
Founding | September 1967 |
Capital | 98 million yen |
President | Noboru Masaki |
Line of business |
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Main trading bank |
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1967 | Founded Yamamoto Seisakusho, Inc. Started the business on designing and manufacturing the precise automatic press dies mainly. |
1969 | Expanded the automatic press working plant and started the press working. |
1971 | The introduce a transfer press machine and concentrated on the business of the automatic press working. |
1973 | Developed the broaching system by the press machine. |
1976 | The introduce a wire EDM[Electric Discharge Machine], and Promoted the NC[Numerical Control] machining for the Press dies and expanding the sales of press dies by the Specialized business organization. |
1977 | Equipped a multi-forming machine and expanded the plastic working field. |
1978 | Moved to the present location in Higashimatsuyama Industrial complex. Changed the organization from a limited company to a corporation. And increased the capital to 30,000,000 yen. |
1979 | The introduce ESSA's 250t fineblanking press machine with the development of the fineblanking press dies, and advanced into the new field of pressworking. |
1983 | Expansion Feintool's 400t press machine. |
1986 | Expansion Mori IronWork's 250t and KawasakiYuko's 400t fineblanking press machines. Total seven fine-blanking press machines were available. The introduce a N0.4Jig-grinder made by Mitsui Precision. And a temperature-controlled room at the same time construction work completed. |
1993 | Established YAMAGATA PLANT. |
1994 | The introduce Japan's largest 1200t fineblanking machine in the head office plant. |
1995 | Established an overseas affiliate [Yamamoto FB Engineering, Inc.] in Kentucky, USA |
1996 | Established the head office second plant |
2001 | Established ENA PLANT. |
2003 | Established Prototype Development Technology Center with Nippon Institute of Technology inside the university to make use of IT. |
2003 | Ena Plant expansion. |
2006 | Ena Plant Second expansion. |
2008 | Terminated joint reserch and development with Nippon Institute of Technology. |
2015 | Jointed Tochu Group. |
2023 | Appointed Noboru Masaki as President. |
Chairman & Director | Seiya Koike |
President & Director | Noboru Masaki |
Director | Seiji Chikuma |
Director | Takeshi Morita |
Director | Nobuhiro Mantani |
Auditor | Akio Yoneda |