Inventor · disambiguated record
Masakazu Ohtorii
Also filed as: OHTORII MASAKAZU
5 granted patents·44 citations·filing 1985–1991
77Inventor score
Files withDAINIPPON SCREEN MFG5
Top patents by PatentIndex Score
5 records- 0172US4771336ADevice for setting trimming areas of an originalDAINIPPON SCREEN MFG·Filed 1987·Granted Sep 13, 1988·30 cites·1 claims
- 0244US5003341AOptical instrument operable in a light room, for reproducing an original with a variable magnificationDAINIPPON SCREEN MFG·Filed 1989·Granted Mar 26, 1991·5 cites·9 claims
- 0341US4723152ACopying machineDAINIPPON SCREEN MFG·Filed 1986·Granted Feb 2, 1988·4 cites·19 claims
- 0435US4690527ADevice for reproduction and tracingDAINIPPON SCREEN MFG·Filed 1985·Granted Sep 1, 1987·3 cites·8 claims
- 0531US5124746AMechanism for winding air-tight sheet up and offDAINIPPON SCREEN MFG·Filed 1991·Granted Jun 23, 1992·2 cites·16 claims
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