Masaki HIROHASHI

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Display apparatus with gas discharge tube and method of driving gas...
- Patent number 7,053,871
- Issue date May 30, 2006
- Matsushita Electric Industrial Co., Ltd.
- Kazuo Tomida
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

Information Patent Application
LIGHT SOURCE DEVICE AND LIQUID CRYSTAL DISPLAY DEVICE
- Publication number 20090161041
- Publication date Jun 25, 2009
- Matsushita Electric Industrial Co., Ltd.
- Kiyoshi Hashimotodani
- G02 - OPTICS
Information Patent Application
RARE GAS FLUORESCENT LAMP, LAMP LIGHTING APPARATUS, AND LIQUID CRYS...
- Publication number 20090046223
- Publication date Feb 19, 2009
- Matsushita Electric Industrial Co., Ltd.
- Kiyoshi Hashimotodani
- G02 - OPTICS
Information Patent Application
Dielectric barrier discharge lamp
- Publication number 20080084163
- Publication date Apr 10, 2008
- Shinichiro HATAOKA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Dielectric Barrier discharge lamp, backlight device, and liquid cry...
- Publication number 20080084164
- Publication date Apr 10, 2008
- Masaki Hirohashi
- G02 - OPTICS
Information Patent Application
Gas discharge tube and drive method therefor
- Publication number 20030063050
- Publication date Apr 3, 2003
- Kazuo Tomida
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Display apparatus with gas discharge tube and method of driving gas...
- Publication number 20020180664
- Publication date Dec 5, 2002
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Kazuo Tomida
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS