Toshio Yoshizawa

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Gyoda-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
High pressure discharge lamp
- Patent number 8,575,837
- Issue date Nov 5, 2013
- Iwasaki Electric Co., Ltd.
- Yasuhisa Matsumoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for manufacturing high pressure discharge lamp
- Patent number 8,182,305
- Issue date May 22, 2012
- Iwasaki Electric Co., Ltd.
- Toshio Yoshizawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electrode for high pressure discharge lamp, high pressure discharge...
- Patent number 8,159,135
- Issue date Apr 17, 2012
- Iwasaki Electric Co., Ltd.
- Toshio Yoshizawa
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
HIGH PRESSURE DISCHARGE LAMP
- Publication number 20130119853
- Publication date May 16, 2013
- IWASAKI ELECTRIC CO., LTD.
- Yasuhisa Matsumoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRODE FOR HIGH PRESSURE DISCHARGE LAMP, HIGH PRESSURE DISCHARGE...
- Publication number 20110121725
- Publication date May 26, 2011
- IWASAKI ELECTRIC CO., LTD.
- Toshio Yoshizawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD FOR MANUFACTURING HIGH PRESSURE DISCHARGE LAMP
- Publication number 20110117805
- Publication date May 19, 2011
- IWASAKI ELECTRIC CO., LTD.
- Toshio Yoshizawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRODE FOR ULTRA-HIGH PRESSURE MERCURY LAMP AND ULTRA-HIGH PRESS...
- Publication number 20110037385
- Publication date Feb 17, 2011
- IWASAKI ELECTRIC CO., LTD.
- Junpei Nishimura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY