Hirofumi OKADA

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Daito City, JP

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Patents Grantslast 30 patents

Information Patent Grant
Broadcast signal receiving apparatus
- Patent number 8,248,540
- Issue date Aug 21, 2012
- Sanyo Electric Co., Ltd.
- Takafumi Hayashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Television receiver having an AGC circuit to control the gain on a...
- Patent number 6,333,765
- Issue date Dec 25, 2001
- Sanyo Electric Co., LTD
- Hirofumi Okada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sound reproducer
- Patent number 4,933,768
- Issue date Jun 12, 1990
- Sanyo Electric Co., Ltd.
- Tsutomu Ishikawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
BROADCAST SIGNAL RECEIVING APPARATUS
- Publication number 20090066851
- Publication date Mar 12, 2009
- Sanyo Electric Co., Ltd.
- Takafumi HAYASHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE