Ryuichi Ogawa

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Nara, JP

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Patents Grantslast 30 patents

Information Patent Grant
IC card with built-in coprocessor for auxiliary arithmetic, and con...
- Patent number 7,364,083
- Issue date Apr 29, 2008
- Sharp Kabushiki Kaisha
- Ryuichi Ogawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
1-chip microcomputer having controlled access to a memory and IC ca...
- Patent number 7,213,117
- Issue date May 1, 2007
- Sharp Kabushiki Kaisha
- Masaki Wakabayashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Microcomputer having built-in nonvolatile memory for simultaneous u...
- Patent number 6,598,137
- Issue date Jul 22, 2003
- Sharp Kabushiki Kaisha
- Kazuhiro Yaegawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Microcomputer with function to output sound effects
- Patent number 5,292,996
- Issue date Mar 8, 1994
- Sharp Kabushiki Kaisha
- Ryuichi Ogawa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
Nonvolatile Memory System
- Publication number 20080162837
- Publication date Jul 3, 2008
- SHARP KABUSHIKI KAISHA
- Ryuichi Ogawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Program execution control circuit, computer system, and IC card
- Publication number 20080005799
- Publication date Jan 3, 2008
- SHARP KABUSHIKI KAISHA
- Ryuichi Ogawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
IC card with built-in coprocessor for auxiliary arithmetic, and con...
- Publication number 20050167513
- Publication date Aug 4, 2005
- Sharp Kabushiki Kaisha
- Ryuichi Ogawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
1-chop microcomputer and IC card using same
- Publication number 20010027511
- Publication date Oct 4, 2001
- Masaki Wakabayashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE