Jun Okumura

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Toyama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Plastic optical fiber, plastic optical fiber cables, optical fiber...
- Patent number 7,142,754
- Issue date Nov 28, 2006
- Mitsubishi Rayon Co., Ltd.
- Yoshihiro Tsukamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Optical fiber cable and optical fiber cable with plug
- Patent number 7,031,582
- Issue date Apr 18, 2006
- Mitsubishi Rayon Co., Ltd.
- Kazuki Nakamura
- G02 - OPTICS
Information Patent Grant
Plastic optical fiber, optical fiber cable, plugged optical fiber c...
- Patent number 6,871,000
- Issue date Mar 22, 2005
- Mitsubishi Rayon Co., Ltd.
- Yoshinori Fukuba
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Optical fiber cable and optical fiber cable with plug
- Patent number 6,584,256
- Issue date Jun 24, 2003
- Mitsubishi Rayon Co., Ltd.
- Katsuhiko Shimada
- G02 - OPTICS
Information Patent Grant
Optical fiber cable and optical fiber cable with plug
- Patent number 6,453,104
- Issue date Sep 17, 2002
- Mitsubishi Rayon Co., Ltd.
- Katsuhiko Shimada
- G02 - OPTICS
Information Patent Grant
Plastic optical fibers and optical fiber cables
- Patent number 5,963,701
- Issue date Oct 5, 1999
- Mitsubishi Rayon Co., Ltd.
- Kazuki Nakamura
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Plastic optical fiber, optical fiber cable, plugged optical fiber c...
- Publication number 20050147368
- Publication date Jul 7, 2005
- Mitsubishi Rayon Co., Ltd.
- Yoshinori Fukuba
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Optical fiber cable and optical fiber cable with plug
- Publication number 20030072546
- Publication date Apr 17, 2003
- Mitsubishi Rayon Co., Ltd.
- Katsuhiko Shimada
- G02 - OPTICS
Information Patent Application
Otical fiber cable and optical fiber cable with plug
- Publication number 20030044136
- Publication date Mar 6, 2003
- Kazuki Nakamura
- G02 - OPTICS
Information Patent Application
Plastic optical fiber, plastic optical fiber cables,optical fiber c...
- Publication number 20030021564
- Publication date Jan 30, 2003
- Yoshihiro Tsukamoto
- G02 - OPTICS