Hiroji Anzai

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Tochigi-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Fail-safe signal transmitting apparatus producing a logical product...
- Patent number 5,867,775
- Issue date Feb 2, 1999
- The Nippon Signal Co., Ltd.
- Toshihito Shirai
- G08 - SIGNALLING
Information Patent Grant
Apparatus for confirming stop of movable portion
- Patent number 5,793,197
- Issue date Aug 11, 1998
- The Nippon Signal Co., Ltd.
- Toshihito Shirai
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Bridge circuit fault monitoring apparatus using an output signal le...
- Patent number 5,734,269
- Issue date Mar 31, 1998
- The Nippon Signal Co., Ltd.
- Masayoshi Sakai
- G01 - MEASURING TESTING
Information Patent Grant
Motor stopped verification apparatus
- Patent number 5,717,302
- Issue date Feb 10, 1998
- The Nippon Signal Co., Ltd.
- Masayoshi Sakai
- G01 - MEASURING TESTING
Information Patent Grant
Control circuit for a fail-safe multi-axis light beam type sensor
- Patent number 5,640,006
- Issue date Jun 17, 1997
- The Nippon Signal Co., Ltd.
- Hiroji Anzai
- G01 - MEASURING TESTING