Hajime Asuma

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Patents Grantslast 30 patents

Information Patent Grant
Schedule management support system
- Patent number 5,781,731
- Issue date Jul 14, 1998
- Hitachi, Ltd.
- Hiroyuki Koreeda
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Icon menu display apparatus and icon menu display method
- Patent number 5,684,970
- Issue date Nov 4, 1997
- Hitachi, Ltd.
- Hajime Asuma
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Menu picture display method and apparatus for a data processor
- Patent number 5,592,605
- Issue date Jan 7, 1997
- Hitachi, Ltd.
- Hajime Asuma
- G06 - COMPUTING CALCULATING COUNTING