Yuwa Tanaka

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Sakura-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Cleaning unit for optical connector and cleaning tool for optical c...
- Patent number 7,243,390
- Issue date Jul 17, 2007
- Fujikura Ltd.
- Kunihiko Fujiwara
- B08 - CLEANING
Information Patent Grant
Optical connector cleaning tool, cleaning tape, optical connector c...
- Patent number 7,212,719
- Issue date May 1, 2007
- Fujikura, Ltd.
- Kunihiko Fujiwara
- B08 - CLEANING
Information Patent Grant
Optical connector with shutter, shutter unit, and inner piece
- Patent number 7,144,163
- Issue date Dec 5, 2006
- Fujikura Ltd.
- Yuwa Tanaka
- G02 - OPTICS
Information Patent Grant
Optical connector cleaning tool
- Patent number 6,905,251
- Issue date Jun 14, 2005
- Fujikura Ltd.
- Kunihiko Fujiwara
- B08 - CLEANING
Information Patent Grant
Optical connector with shutter
- Patent number 6,866,424
- Issue date Mar 15, 2005
- Fujikura Ltd.
- Yuwa Tanaka
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Optical connector cleaning tool, cleaning tape, optical connector c...
- Publication number 20050286853
- Publication date Dec 29, 2005
- FUJIKURA LTD.
- Kunihiko Fujiwara
- B08 - CLEANING
Information Patent Application
Optical connector with shutter, shutter unit, and inner piece
- Publication number 20040223701
- Publication date Nov 11, 2004
- FUJIKURA LTD.
- Yuwa Tanaka
- G02 - OPTICS
Information Patent Application
Cleaning unit for optical connector and cleaning tool for optical c...
- Publication number 20040103491
- Publication date Jun 3, 2004
- Fujikura Ltd.
- Kunihiko Fujiwara
- B08 - CLEANING
Information Patent Application
Optical connector cleaning tool
- Publication number 20040086232
- Publication date May 6, 2004
- FUJIKURA LTD.
- Kunihiko Fujiwara
- B08 - CLEANING
Information Patent Application
Optical connector with shutter
- Publication number 20040062486
- Publication date Apr 1, 2004
- FUJIKURA LTD.
- Yuwa Tanaka
- G02 - OPTICS