Inventor · disambiguated record
Osamu Tsujimura
Also filed as: TSUJIMURA OSAMU
20 granted patents·730 citations·filing 1985–1992
96Inventor score
Top patents by PatentIndex Score
20 records- 0194US4930945AInsert rotary cutterMITSUBISHI METAL CORP·Filed 1989·Granted Jun 5, 1990·88 cites·18 claims
- 0291US4966500AFace milling cutter with cutter insertsMITSUBISHI METAL CORP·Filed 1988·Granted Oct 30, 1990·62 cites·24 claims
- 0390US4693641AEnd mill with throw-away tipMITSUBISHI METAL CORP·Filed 1985·Granted Sep 15, 1987·50 cites·27 claims
- 0485US5017055AIndexable cutter insertMITSUBISHI METAL CORP·Filed 1989·Granted May 21, 1991·45 cites·2 claims
- 0585US4898499ABall end millMITSUBISHI METAL CORP·Filed 1988·Granted Feb 6, 1990·46 cites·13 claims
- 0685US4844666AInsert rotary cutting toolIZUMO IND CO LTD·Filed 1987·Granted Jul 4, 1989·54 cites·6 claims
- 0784US4934881ABall end millMITSUBISHI METAL CORP·Filed 1989·Granted Jun 19, 1990·49 cites·4 claims
- 0883US4919573ABall end millMITSUBISHI METAL CORP·Filed 1988·Granted Apr 24, 1990·41 cites·7 claims
- 0981US4844669AInsert boring tool and cutting insert thereforMITSUBISHI METAL CORP·Filed 1988·Granted Jul 4, 1989·37 cites·9 claims
- 1080US4927303ABall end millMITSUBISHI METAL CORP·Filed 1989·Granted May 22, 1990·37 cites·3 claims
- 1179USD308874SBall end millMITSUBISHI METAL CORP·Filed 1988·Granted Jun 26, 1990·17 cites·1 claims
- 1276US4808044AInsert cutterMITSUBISHI METAL CORP·Filed 1987·Granted Feb 28, 1989·31 cites·9 claims
- 1375US4679968AIndexable cutter insertMITSUBISHI METAL CORP·Filed 1986·Granted Jul 14, 1987·36 cites·6 claims
- 1473US4808045AEnd mill with throw-away tipMITSUBISHI METAL CORP·Filed 1987·Granted Feb 28, 1989·32 cites·13 claims
- 1570US5156503ABoring bar toolMITSUBISHI METAL CORP·Filed 1990·Granted Oct 20, 1992·28 cites·2 claims
- 1669US4834591AIndexable cutter insertMITSUBISHI METAL CORP·Filed 1988·Granted May 30, 1989·24 cites·2 claims
- 1768USD309317SBall end millMITSUBISHI METAL CORP·Filed 1988·Granted Jul 17, 1990·11 cites·1 claims
- 1866US4954021AInserted rotary cutterMITSUBISHI METAL CORP·Filed 1989·Granted Sep 4, 1990·21 cites·12 claims
- 1948US4883391ABall end millMITSUBISHI METAL CORP·Filed 1988·Granted Nov 28, 1989·11 cites·2 claims
- 2044US5261767ABoring bar toolMITSUBISHI METAL CORP·Filed 1992·Granted Nov 16, 1993·10 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →