Hideyasu Koumo

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Yamatokoriyama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Scientific calculator
- Patent number 5,371,694
- Issue date Dec 6, 1994
- Sharp Kabushiki Kaisha
- Fumiaki Kawawaki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electronic computer capable of entering unary operator using prefix...
- Patent number 5,253,191
- Issue date Oct 12, 1993
- Sharp Kabushiki Kaisha
- Hideyasu Koumo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electronic apparatus provided with device of calculating complex nu...
- Patent number 5,249,147
- Issue date Sep 28, 1993
- Sharp Kabushiki Kaisha
- Hideyasu Koumo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electronic computer with fraction and exponent display
- Patent number 5,241,489
- Issue date Aug 31, 1993
- Sharp Kabushiki Kaisha
- Hideyasu Koumo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Multi-functional electronic desk calculator
- Patent number 5,079,732
- Issue date Jan 7, 1992
- Sharp Kabushiki Kaisha
- Hideyasu Koumo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Desk top calculator with access sequence control system for various...
- Patent number 5,065,359
- Issue date Nov 12, 1991
- Sharp Kabushiki Kaisha
- Hideyasu Koumo
- G06 - COMPUTING CALCULATING COUNTING