Iwasawa; Yoshiyuki
Patent Applications and Registrations
Patent applications and USPTO patent grants for Iwasawa; Yoshiyuki.The latest application filed is for "robot traveling duct for clean room".
- Iwasawa; Yoshiyuki - Tokyo JP
| Patent | Date |
|---|---|
| Robot traveling duct for clean room Grant 4,917,004 - Okamoto , et al. April 17, 1 | 1990-04-17 |
| Transporting robot for semiconductor wafers Grant 4,904,153 - Iwasawa , et al. February 27, 1 | 1990-02-27 |
| Railway carrier apparatus for semiconductor wafers Grant 4,903,610 - Matsumoto , et al. February 27, 1 | 1990-02-27 |
| Dusttight storage cabinet apparatus for use in clean rooms Grant 4,867,629 - Iwasawa , et al. September 19, 1 | 1989-09-19 |
| Transfer system in a clean room Grant 4,826,360 - Iwasawa , et al. May 2, 1 | 1989-05-02 |
| Semiconductor processing system Grant 4,781,511 - Harada , et al. November 1, 1 | 1988-11-01 |
| Apparatus for removing carbon particles from exhaust gas from internal combustion engine Grant 4,631,076 - Kurihara , et al. December 23, 1 | 1986-12-23 |
| Exhaust gas cleaning system for diesel engines Grant 4,345,431 - Suzuki , et al. August 24, 1 | 1982-08-24 |
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