Tomohiro Fujita

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Saitama-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical fiber and method for producing the same
- Patent number 7,050,677
- Issue date May 23, 2006
- PENTAX Corporation
- Masahiro Fushimi
- G02 - OPTICS
Information Patent Grant
Optical communication device
- Patent number 6,996,311
- Issue date Feb 7, 2006
- PENTAX Corporation
- Masahiro Fushimi
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL COMMUNICATION DEVICE
- Publication number 20060013535
- Publication date Jan 19, 2006
- PENTAX CORPORATION
- Masahiro Fushimi
- G02 - OPTICS
Information Patent Application
Two-dimensional position control method and two-dimensional positio...
- Publication number 20050090912
- Publication date Apr 28, 2005
- PENTAX CORPORATION
- Atsushi Ichikawa
- G02 - OPTICS
Information Patent Application
Optical fiber and method for producing the same
- Publication number 20040120646
- Publication date Jun 24, 2004
- PENTAX CORPORATION
- Masahiro Fushimi
- G02 - OPTICS