Ryo Tamura

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Yamanashi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Linear light-emitting device
- Patent number 11,841,528
- Issue date Dec 12, 2023
- Citizen Electronics Co., Ltd.
- Takumi Miyashita
- G02 - OPTICS
Information Patent Grant
LED module
- Patent number 9,512,968
- Issue date Dec 6, 2016
- Citizen Holdings Co., Ltd.
- Ryo Tamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Lighting device
- Patent number 9,200,795
- Issue date Dec 1, 2015
- Citizen Holdings Co., Ltd.
- Ryo Tamura
- F21 - LIGHTING
Information Patent Grant
LED light source device and manufacturing method for the same
- Patent number 9,159,892
- Issue date Oct 13, 2015
- Citizen Holdings Co., Ltd.
- Mizue Fukushima
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Light emitting diode device
- Patent number 7,061,454
- Issue date Jun 13, 2006
- Citizen Electronics Co., Ltd.
- Masatoshi Sasuga
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
LINEAR LIGHT-EMITTING DEVICE
- Publication number 20220252777
- Publication date Aug 11, 2022
- Citizen Electronics Co., Ltd.
- Takumi MIYASHITA
- G02 - OPTICS
Information Patent Application
LED MODULE
- Publication number 20150124455
- Publication date May 7, 2015
- CITIZEN HOLDINGS CO., LTD.
- Ryo Tamura
- F21 - LIGHTING
Information Patent Application
LIGHTING DEVICE
- Publication number 20130334974
- Publication date Dec 19, 2013
- Citizen Electronics Co., Ltd.
- Ryo TAMURA
- F21 - LIGHTING
Information Patent Application
LED LIGHT SOURCE DEVICE AND MANUFACTURING METHOD FOR THE SAME
- Publication number 20130099276
- Publication date Apr 25, 2013
- Citizen Electronics Co., Ltd.
- Mizue Fukushima
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Light emitting diode device
- Publication number 20040021629
- Publication date Feb 5, 2004
- CITIZEN ELECTRONICS CO., LTD.
- Masatoshi Sasuga
- G02 - OPTICS