Kiyoshi Ichimura

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Tokyo, JP

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Patents Grantslast 30 patents

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Light source system with uniforming device for optical fiber type l...
- Patent number 4,997,259
- Issue date Mar 5, 1991
- Mitsubishi Rayon Co., Ltd.
- Kiyoshi Ichimura
- G02 - OPTICS
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Optical fiber ribbon end-structure
- Patent number 4,984,859
- Issue date Jan 15, 1991
- Mitsubishi Rayon Co., Ltd.
- Takashi Fujigaki
- G02 - OPTICS
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Apparatus for following sun light
- Patent number 4,942,292
- Issue date Jul 17, 1990
- Mitsubishi Rayon Co., Ltd.
- Kiyoshi Ichimura
- G01 - MEASURING TESTING
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Mode scrambler
- Patent number 4,934,787
- Issue date Jun 19, 1990
- Mitsubishi Rayon Co., Ltd.
- Kiyoshi Ichimura
- G02 - OPTICS
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Working equipment for roughening the side of optical fiber
- Patent number 4,929,169
- Issue date May 29, 1990
- Mitsubishi Rayon Co.
- Takashi Fujigaki
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Automatic gain control circuit
- Patent number 4,916,406
- Issue date Apr 10, 1990
- Mitsubishi Rayon Co., Ltd.
- Kiyoshi Ichimura
- G01 - MEASURING TESTING