Yasuyuki Seki

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Flash apparatus and imaging apparatus
- Patent number 7,668,448
- Issue date Feb 23, 2010
- Sony Corporation
- Haruo Hayashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
LIQUID CRYSTAL DIMMER, IMAGE PICKUP UNIT, AND METHOD OF DRIVING LIQ...
- Publication number 20130135543
- Publication date May 30, 2013
- SONY CORPORATION
- Keita Kaifu
- G02 - OPTICS
Information Patent Application
Flash apparatus and imaging apparatus
- Publication number 20070047944
- Publication date Mar 1, 2007
- SONY CORPORATION
- Haruo Hayashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE