Tatsuo Gotoh

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Automatic surveying system
- Patent number 6,907,133
- Issue date Jun 14, 2005
- PENTAX Corporation
- Tatsuo Gotoh
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Integral transmitter-receiver optical communication apparatus and a...
- Patent number 6,701,093
- Issue date Mar 2, 2004
- Pentax Precision Co., Ltd.
- Tatsuo Gotoh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Integral transmitter-receiver optical communication apparatus
- Patent number 6,384,944
- Issue date May 7, 2002
- Asahi Seimitsu Kabushiki Kaisha
- Homu Takayama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical axis correcting system
- Patent number 6,141,144
- Issue date Oct 31, 2000
- Asahi Seimitsu Kabushiki Kaisha
- Masakazu Yamagata
- G02 - OPTICS
Information Patent Grant
Leveling pole
- Patent number 6,076,267
- Issue date Jun 20, 2000
- Asahi Kogaku Kogyo Kabushiki Kaisha
- Tatsuo Gotoh
- G01 - MEASURING TESTING
Information Patent Grant
Focus detecting apparatus for a telescope system
- Patent number 5,877,892
- Issue date Mar 2, 1999
- Asahi Seimitsu Kabushiki Kaisha
- Satoru Nakamura
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Automatic surveying system
- Publication number 20020028016
- Publication date Mar 7, 2002
- ASAHI SEIMITSU KABUSHIKI KAISHA
- Tatsuo Gotoh
- G06 - COMPUTING CALCULATING COUNTING