Mitsuo Ooyama
12Patents
9h-index
29Co-inventors
68Inventor score
Filing activity: May 24, 1983 → Feb 19, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5519857A | Hierarchical presearch type text search method and apparatus and magnetic disk unit used in the apparatus | Emerging Cross-Sectional Technologies | 48 | Expired |
| US4626838A | Filled shaped generating apparatus | Physics | 34 | Expired |
| US6094647A | Presearch type document search method and apparatus | Emerging Cross-Sectional Technologies | 32 | Expired |
| US5168533A | Hierarchical presearch type text search method and apparatus and magnetic disk unit used in the apparatus | Emerging Cross-Sectional Technologies | 32 | Expired |
| US4820928A | Lithography apparatus | Electricity | 22 | Expired |
| US4692579A | Electron beam lithography apparatus | Electricity | 16 | Expired |
| US4943729A | Electron beam lithography system | Electricity | 12 | Expired |
| US4580236A | Graphic display apparatus with a vector generating circuit | Physics | 12 | Expired |
| US5903442A | Hard disk drive and hard disk apparatus having bus and its installing method | Physics | 11 | Expired |
| US4758973A | Apparatus for processing floating-point data having exponents of a variable length | Electricity | 6 | Expired |
| US4829444A | Charged particle beam lithography system | Performing Operations; Transporting | 6 | Expired |
| US6043988A | Hard disk drive and hard disk apparatus having bus and its installing method | Electricity | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.