Yoko Matsubayashi

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Sakai-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Lens-mounted light emitting unit
- Patent number 8,704,256
- Issue date Apr 22, 2014
- Panasonic Corporation
- Hiroyuki Sekii
- F21 - LIGHTING
Information Patent Grant
LED illumination device for reducing occurrence of color heterogeneity
- Patent number 8,455,887
- Issue date Jun 4, 2013
- Panasonic Corporation
- Tomoki Shirakawa
- F21 - LIGHTING

Patents Applicationslast 30 patents

Information Patent Application
LENS-MOUNTED LIGHT EMITTING UNIT
- Publication number 20110037084
- Publication date Feb 17, 2011
- Panasonic Electric Works Co., Ltd.
- Hiroyuki Sekii
- G02 - OPTICS
Information Patent Application
LED illumination device
- Publication number 20100244061
- Publication date Sep 30, 2010
- Panasonic Electric Works Co., Ltd.
- Tomoki Shirakawa
- F21 - LIGHTING