Hiroshi Takahashi

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Himeji-City, JP

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Patents Grantslast 30 patents

Information Patent Grant
Manufacturing method of high-pressure discharge lamp and sealed par...
- Patent number 10,056,220
- Issue date Aug 21, 2018
- Phoenix Electric Co., Ltd.
- Atsuji Nakagawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Manufacturing method of high-pressure discharge lamp and sealed par...
- Patent number 9,812,280
- Issue date Nov 7, 2017
- Phoenix Electric Co., Ltd.
- Atsuji Nakagawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High pressure discharge lamp and lighting method thereof
- Patent number 9,362,103
- Issue date Jun 7, 2016
- Phoenix Electric Co., Ltd.
- Atsuji Nakagawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High pressure discharge lamp with auxiliary lamp
- Patent number 9,129,793
- Issue date Sep 8, 2015
- Phoenix Electric Co., Ltd.
- Tomihiko Ikeda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Light source device
- Patent number 8,803,408
- Issue date Aug 12, 2014
- Phoenix Electric Co., Ltd.
- Tomohiko Ikeda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High-pressure discharge lamp
- Patent number 7,045,961
- Issue date May 16, 2006
- Phoenix Electric Co., Ltd.
- Hiroshi Takahashi
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
MANUFACTURING METHOD OF HIGH-PRESSURE DISCHARGE LAMP AND SEALED PAR...
- Publication number 20180019090
- Publication date Jan 18, 2018
- Phoenix Electric Co., Ltd.
- Atsuji NAKAGAWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MANUFACTURING METHOD OF HIGH-PRESSURE DISCHARGE LAMP AND SEALED PAR...
- Publication number 20160013008
- Publication date Jan 14, 2016
- Phoenix Electric Co., Ltd.
- Atsuji NAKAGAWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HIGH PRESSURE DISCHARGE LAMP AND LIGHTING METHOD THEREOF
- Publication number 20150294851
- Publication date Oct 15, 2015
- Phoenix Electric Co., Ltd.
- Atsuji NAKAGAWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LIGHT SOURCE DEVICE
- Publication number 20130229101
- Publication date Sep 5, 2013
- PHOENIX ELECTRIC CO., LTD.
- Tomohiko Ikeda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
High Pressure Discharge Lamp With Auxiliary Lamp
- Publication number 20130099679
- Publication date Apr 25, 2013
- PHOENIX ELECTRIC CO., LTD.,
- Tomihiko IKEDA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
High-pressure discharge lamp
- Publication number 20040217705
- Publication date Nov 4, 2004
- Phoenix Electric Co., Ltd.
- Hiroshi Takahashi
- H01 - BASIC ELECTRIC ELEMENTS