Akira Natsuhara

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Yamatokoriyama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Multi-level display for small computer
- Patent number 4,935,889
- Issue date Jun 19, 1990
- Sharp Kabushiki Kaisha
- Kouichi Harada
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Display system for a compact electronic apparatus
- Patent number 4,864,530
- Issue date Sep 5, 1989
- Sharp Kabushiki Kaisha
- Koichi Hatta
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electronic calculator having means for directly inputting variables...
- Patent number 4,811,257
- Issue date Mar 7, 1989
- Sharp Kabushiki Kaisha
- Toshihiko Sumitani
- G06 - COMPUTING CALCULATING COUNTING