Hirokazu Negishi

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
System for and method of searching music data, and recording medium...
- Patent number 6,504,089
- Issue date Jan 7, 2003
- Canon Kabushiki Kaisha
- Hirokazu Negishi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Process for producing electrophotographic photosensitive member
- Patent number 4,252,883
- Issue date Feb 24, 1981
- Canon Kabushiki Kaisha
- Noboru Komura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic copying apparatus utilizing liquid developer
- Patent number 4,168,119
- Issue date Sep 18, 1979
- Canon Kabushiki Kaisha
- Matsuomi Nishimura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
OSCILLATORY WAVE MOTOR AND SOUND GENERATION DEVICE USING OSCILLATOR...
- Publication number 20130230196
- Publication date Sep 5, 2013
- NIKKO COMPANY
- Hirokazu Negishi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Speaker system
- Publication number 20040062404
- Publication date Apr 1, 2004
- Canon Kabushiki Kaisha
- Hirokazu Negishi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE