Ryosuke Kawashima

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Katsuragi-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Infrared radiation receiving circuit, electronic device, and infrar...
- Patent number 7,437,084
- Issue date Oct 14, 2008
- Sharp Kabushiki Kaisha
- Naruichi Yokogawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Infrared transmitter circuit and electronic device
- Patent number 7,359,649
- Issue date Apr 15, 2008
- Sharp Kabushiki Kaisha
- Hiroaki Itoh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Photoelectric leak current compensating circuit and optical signal...
- Patent number 7,061,303
- Issue date Jun 13, 2006
- Sharp Kabushiki Kaisha
- Takahiro Inoue
- G05 - CONTROLLING REGULATING

Patents Applicationslast 30 patents

Information Patent Application
Infrared radiation receiving circuit, electronic device, and infrar...
- Publication number 20050087688
- Publication date Apr 28, 2005
- Sharp Kabushiki Kaisha
- Naruichi Yokogawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Infrared transmitter circuit and electronic device
- Publication number 20050089337
- Publication date Apr 28, 2005
- Sharp Kabushiki Kaisha
- Hiroaki Itoh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Photoelectric leak current compensating circuit and optical signal...
- Publication number 20040124340
- Publication date Jul 1, 2004
- Takahiro Inoue
- G05 - CONTROLLING REGULATING