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Patent applications and USPTO patent grants for Ooyama; Mitsuo.The latest application filed is for "presearch type document search method and apparatus".
Patent | Date |
---|---|
Presearch type document search method and apparatus Grant 6,094,647 - Kato , et al. July 25, 2 | 2000-07-25 |
Hard disk drive and hard disk apparatus having bus and its installing method Grant 5,903,442 - Kanai , et al. May 11, 1 | 1999-05-11 |
Hierarchical presearch type text search method and apparatus and magnetic disk unit used in the apparatus Grant 5,519,857 - Kato , et al. May 21, 1 | 1996-05-21 |
Hierarchical presearch type text search method and apparatus and magnetic disk unit used in the apparatus Grant 5,168,533 - Kato , et al. December 1, 1 | 1992-12-01 |
Electron beam lithography system Grant 4,943,729 - Ando , et al. July 24, 1 | 1990-07-24 |
Charged particle beam lithography system Grant 4,829,444 - Saitou , et al. May 9, 1 | 1989-05-09 |
Lithography apparatus Grant 4,820,928 - Ooyama , et al. April 11, 1 | 1989-04-11 |
Electron beam lithography apparatus Grant 4,692,579 - Saitou , et al. September 8, 1 | 1987-09-08 |
Filled shaped generating apparatus Grant 4,626,838 - Tsujioka , et al. December 2, 1 | 1986-12-02 |
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