Ohmi, Tadahiro
4Patents
0Active
4Granted
25Portfolio score
Filing activity: Sep 28, 1988 → Apr 12, 2001
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6422264B1 | Parallel divided flow-type fluid supply apparatus, and fluid-switchable pressure-type flow control method and fluid-switchable pressure-type flow control system for the same fluid supply apparatus | Emerging Cross-Sectional Technologies | 41 | Expired |
| US4977855A | Apparatus for forming film with surface reaction | Chemistry; Metallurgy | 13 | Expired |
| US6593634B2 | Semiconductor device and method of manufacturing the same | Electricity | 13 | Expired |
| US6199260A | Method of fixing a plurality of lower members each having reference bore for installing upper member, and fixing jigs | Emerging Cross-Sectional Technologies | 5 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.