Inventor · disambiguated record
Yoshiyuki Iwasawa
Also filed as: IWASAWA YOSHIYUKI
8 granted patents·1,164 citations·filing 1979–1989
91Inventor score
Top patents by PatentIndex Score
8 records- 0198US4781511ASemiconductor processing systemSHIMIZU CONSTRUCTION CO LTD·Filed 1986·Granted Nov 1, 1988·406 cites·8 claims
- 0297US4867629ADusttight storage cabinet apparatus for use in clean roomsSHIMIZU CONSTRUCTION CO LTD·Filed 1987·Granted Sep 19, 1989·431 cites·15 claims
- 0393US4345431AExhaust gas cleaning system for diesel enginesSHIMIZU CONSTRUCTION CO LTD·Filed 1979·Granted Aug 24, 1982·74 cites·2 claims
- 0491US4826360ATransfer system in a clean roomSHIMIZU CONSTRUCTION CO LTD·Filed 1987·Granted May 2, 1989·110 cites·7 claims
- 0584US4904153ATransporting robot for semiconductor wafersSHIMIZU CONSTRUCTION CO LTD·Filed 1987·Granted Feb 27, 1990·70 cites·11 claims
- 0667US4631076AApparatus for removing carbon particles from exhaust gas from internal combustion engineTOKYO ROKI KK·Filed 1984·Granted Dec 23, 1986·34 cites·1 claims
- 0761US4903610ARailway carrier apparatus for semiconductor wafersSHINKO ELECTRIC CO LTD·Filed 1987·Granted Feb 27, 1990·28 cites·15 claims
- 0840US4917004ARobot traveling duct for clean roomSHIMIZU CONSTRUCTION CO LTD·Filed 1989·Granted Apr 17, 1990·11 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →