Yujiro Tatsuno

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Hitachi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Menu presentation method and data processing apparatus
- Patent number 5,241,655
- Issue date Aug 31, 1993
- Hitachi, Ltd.
- Kozo Mineki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Multi-window display control system
- Patent number 4,954,818
- Issue date Sep 4, 1990
- Hitachi, Ltd.
- Keiichi Nakane
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Word processor with selective placement of printhead for printing o...
- Patent number 4,858,171
- Issue date Aug 15, 1989
- Hitachi, Ltd.
- Tadao Furusawa
- G06 - COMPUTING CALCULATING COUNTING