Inventor · disambiguated record
Tatsuzo Ushiro
Also filed as: USHIRO TATSUZO
28 granted patents·553 citations·filing 1980–1997
97Inventor score
Files withCANON KK28
Top patents by PatentIndex Score
28 records- 0197US4386376AVideo cameraCANON KK·Filed 1980·Granted May 31, 1983·164 cites·11 claims
- 0294US4404595ALens unit for a cameraCANON KK·Filed 1980·Granted Sep 13, 1983·89 cites·37 claims
- 0381US5144491AApparatus with lens control deviceCANON KK·Filed 1990·Granted Sep 1, 1992·54 cites·25 claims
- 0474US4801830ABrushless motorCANON KK·Filed 1987·Granted Jan 31, 1989·34 cites·4 claims
- 0572US4400743AVideo camera and recorderCANON KK·Filed 1980·Granted Aug 23, 1983·20 cites·18 claims
- 0670US4722015ARecording and reproducing apparatus using a plurality of kinds of magnetic headsCANON KK·Filed 1983·Granted Jan 26, 1988·12 cites·5 claims
- 0765US4603359ARotary head deviceCANON KK·Filed 1982·Granted Jul 29, 1986·12 cites·17 claims
- 0861US5101131ABrushless motorCANON KK·Filed 1989·Granted Mar 31, 1992·18 cites·2 claims
- 0961US4408239ARotary magnetic head drum assembly for magnetically recording and/or reproducing deviceCANON KK·Filed 1981·Granted Oct 4, 1983·10 cites·13 claims
- 1058US4580183AInformation recording and/or reproducing apparatusCANON KK·Filed 1982·Granted Apr 1, 1986·9 cites·2 claims
- 1157US4611255ARotating head assemblyCANON KK·Filed 1982·Granted Sep 9, 1986·15 cites·14 claims
- 1254US5760521AMotor having gear for transmitting torque and substrate with cut-out section between coilsCANON KK·Filed 1995·Granted Jun 2, 1998·19 cites·17 claims
- 1353US5808841ARecording and/or reproducing apparatus having rotary drum unitCANON KK·Filed 1997·Granted Sep 15, 1998·10 cites·15 claims
- 1452US4780774ARotary head type reproducing apparatus having a head shifter for accurately shifting the rotary headCANON KK·Filed 1984·Granted Oct 25, 1988·7 cites·16 claims
- 1549US5793561ARotary drum assembly having dynamic-pressure generating mechanism between rotary shaft and bearingCANON KK·Filed 1995·Granted Aug 11, 1998·12 cites·20 claims
- 1649US4665449ARotating head type reproducing apparatusCANON KK·Filed 1984·Granted May 12, 1987·6 cites·51 claims
- 1747US4511932AVideo recording cameraCANON KK·Filed 1982·Granted Apr 16, 1985·7 cites·17 claims
- 1844US5679990AMotorCANON KK·Filed 1994·Granted Oct 21, 1997·12 cites·6 claims
- 1943US5502607ARecording or reproducing apparatusCANON KK·Filed 1994·Granted Mar 26, 1996·5 cites·4 claims
- 2042US4902924ABrushless motorCANON KK·Filed 1987·Granted Feb 20, 1990·9 cites·1 claims
- 2140US4999722AMulti-channel information signal reproducing apparatus for reproducing information signals from a tape-shaped record bearing medium having a plurality of areas which respectively extend longitudinally and parallel with each otherCANON KK·Filed 1988·Granted Mar 12, 1991·3 cites·26 claims
- 2240US4899236ARecording or reproducing apparatus using container mounted strip-like recording mediumCANON KK·Filed 1988·Granted Feb 6, 1990·4 cites·10 claims
- 2339US4809095ARecording and reproducing apparatus selectively using a plurality of kinds of recording mediumsCANON KK·Filed 1987·Granted Feb 28, 1989·3 cites·11 claims
- 2438US5335129AInterchangeable compact tape cassetteCANON KK·Filed 1991·Granted Aug 2, 1994·3 cites·4 claims
- 2538US4492982AVideo camera image tube burn-in prevention apparatusCANON KK·Filed 1983·Granted Jan 8, 1985·5 cites·22 claims
- 2637US5355264ARecording or reproducing apparatusCANON KK·Filed 1993·Granted Oct 11, 1994·3 cites·21 claims
- 2736US5721460ACapstan motorCANON KK·Filed 1996·Granted Feb 24, 1998·7 cites·5 claims
- 2833US5079650AInformation signal recording and reproducing apparatus with a mark signal and four kinds of pilot signalsCANON KK·Filed 1990·Granted Jan 7, 1992·1 cites·7 claims
Join the waitlist — get patent alerts
Get an alert when Tatsuzo Ushiro files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →