Kazuyoshi Yahagi

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Itabashi-ku, JP

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Patents Grantslast 30 patents

Information Patent Grant
Surveying system
- Patent number 7,739,803
- Issue date Jun 22, 2010
- Kabushiki Kaisha Topcon
- Kazuyoshi Yahagi
- G01 - MEASURING TESTING
Information Patent Grant
Optical communication system for survey instrument
- Patent number 6,587,244
- Issue date Jul 1, 2003
- Kabushiki Kaisha Topcon
- Ikuo Ishinabe
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Surveying system
- Publication number 20090144995
- Publication date Jun 11, 2009
- Kabushiki Kaisha TOPCON
- Kazuyoshi Yahagi
- G01 - MEASURING TESTING