Inventor · disambiguated record
Tahei Morisawa
Also filed as: MORISAWA TAHEI
67 granted patents·1,076 citations·filing 1980–2000
99Inventor score
Files withASAHI OPTICAL CO LTD67
Top patents by PatentIndex Score
67 records- 0196US5485201AFill-in light emitting apparatus and still video cameraASAHI OPTICAL CO LTD·Filed 1993·Granted Jan 16, 1996·43 cites·21 claims
- 0291US5573425ACommunication cable used in a computer systemASAHI OPTICAL CO LTD·Filed 1994·Granted Nov 12, 1996·63 cites·8 claims
- 0391US5111299AStill video cameraASAHI OPTICAL CO LTD·Filed 1989·Granted May 5, 1992·58 cites·38 claims
- 0490US5909245AFill-in light emitting apparatus and still video cameraASAHI OPTICAL CO LTD·Filed 1996·Granted Jun 1, 1999·20 cites·26 claims
- 0590US5896014AFill-in light emitting apparatus and still video cameraASAHI OPTICAL CO LTD·Filed 1997·Granted Apr 20, 1999·20 cites·11 claims
- 0690US5237357AAperture and focus adjusting device for a cameraASAHI OPTICAL CO LTD·Filed 1992·Granted Aug 17, 1993·35 cites·9 claims
- 0787US5836783ACommunication cable used in a computer systemASAHI OPTICAL CO LTD·Filed 1996·Granted Nov 17, 1998·48 cites·2 claims
- 0885US5424772AMode changing device for still video camera and still video camera used therewithASAHI OPTICAL CO LTD·Filed 1993·Granted Jun 13, 1995·55 cites·19 claims
- 0985US5034824ACircuit element mounting structure for electronic still cameraASAHI OPTICAL CO LTD·Filed 1989·Granted Jul 23, 1991·29 cites·6 claims
- 1085US4589750AAdapter for connecting single-lens reflex camera lens to video cameraASAHI OPTICAL CO LTD·Filed 1984·Granted May 20, 1986·19 cites·7 claims
- 1185US4553170AElectronic cameraASAHI OPTICAL CO LTD·Filed 1984·Granted Nov 12, 1985·38 cites·5 claims
- 1284US4558368AStop control apparatus for electronic cameraASAHI OPTICAL CO LTD·Filed 1984·Granted Dec 10, 1985·35 cites·5 claims
- 1381US4967219ACamera with zoom lensASAHI OPTICAL CO LTD·Filed 1989·Granted Oct 30, 1990·17 cites·7 claims
- 1481US4253756AThree operational mode cameraASAHI OPTICAL CO LTD·Filed 1980·Granted Mar 3, 1981·15 cites·4 claims
- 1580US5465133AStill video cameraASAHI OPTICAL CO LTD·Filed 1994·Granted Nov 7, 1995·40 cites·14 claims
- 1680US4560264ADevice for displaying data in camera viewfinderASAHI OPTICAL CO LTD·Filed 1984·Granted Dec 24, 1985·42 cites·7 claims
- 1779US5012262AStrobe driving device for use in camera having zoon lensASAHI OPTICAL CO LTD·Filed 1989·Granted Apr 30, 1991·16 cites·10 claims
- 1879US4924247AApparatus and method for correcting and adjusting parallax in electronic cameraASAHI OPTICAL CO LTD·Filed 1989·Granted May 8, 1990·32 cites·18 claims
- 1978US5068678ADevice for driving photographing lens and finder device of camera having zoom lensASAHI OPTICAL CO LTD·Filed 1989·Granted Nov 26, 1991·13 cites·11 claims
- 2076US6088532AImage signal reading operation control deviceASAHI OPTICAL CO LTD·Filed 1995·Granted Jul 11, 2000·12 cites·26 claims
- 2176US4975725AAperture and focus adjusting device for a cameraASAHI OPTICAL CO LTD·Filed 1989·Granted Dec 4, 1990·35 cites·5 claims
- 2275US5138355AAperture and focus adjusting device for a cameraASAHI OPTICAL CO LTD·Filed 1990·Granted Aug 11, 1992·16 cites·12 claims
- 2375US4835646AMagnetic head adjusting deviceASAHI OPTICAL CO LTD·Filed 1987·Granted May 30, 1989·17 cites·6 claims
- 2472US5113261ALens driving apparatus using cam plateASAHI OPTICAL CO LTD·Filed 1990·Granted May 12, 1992·36 cites·7 claims
- 2569US5122822AApparatus for detecting open f number in zoom lens cameraASAHI OPTICAL CO LTD·Filed 1989·Granted Jun 16, 1992·11 cites·6 claims
- 2669US5032942AMagnetic head adjusting deviceASAHI OPTICAL CO LTD·Filed 1989·Granted Jul 16, 1991·12 cites·2 claims
- 2769US4611243AElectronic camera having improved support for optical low-pass filterASAHI OPTICAL CO LTD·Filed 1984·Granted Sep 9, 1986·18 cites·2 claims
- 2869US4293210ARelease button device for cameraASAHI OPTICAL CO LTD·Filed 1980·Granted Oct 6, 1981·10 cites·3 claims
- 2968US4989109AApparatus for accurately positioning a magnetic recording and reproducing headASAHI OPTICAL CO LTD·Filed 1988·Granted Jan 29, 1991·13 cites·11 claims
- 3067US5062019AMethod and apparatus for accurately positioning a magnetic recording and reproducing headASAHI OPTICAL CO LTD·Filed 1990·Granted Oct 29, 1991·14 cites·32 claims
- 3165US5438381ADevice for driving photographing lens and finder device of camera having zoom lensASAHI OPTICAL CO LTD·Filed 1994·Granted Aug 1, 1995·9 cites·17 claims
- 3265US4626918APhotometric optical system for single-lens reflex electronic photographic cameraASAHI OPTICAL CO LTD·Filed 1984·Granted Dec 2, 1986·15 cites·6 claims
- 3363US6137963AView finder deviceASAHI OPTICAL CO LTD·Filed 1997·Granted Oct 24, 2000·6 cites·6 claims
- 3460US5191477AZoom finderASAHI OPTICAL CO LTD·Filed 1991·Granted Mar 2, 1993·18 cites·22 claims
- 3558US5160954AViewfinder for cameraASAHI OPTICAL CO LTD·Filed 1990·Granted Nov 3, 1992·8 cites·15 claims
- 3657US5708472AOptical image recording and reading apparatusASAHI OPTICAL CO LTD·Filed 1995·Granted Jan 13, 1998·20 cites·14 claims
- 3756US4547052AMechanism for charging the mirror and shutter in a video still cameraASAHI OPTICAL CO LTD·Filed 1984·Granted Oct 15, 1985·5 cites·6 claims
- 3854US5913077AImage reader incorporated in electro-developing type camera and electro-developing recording medium used thereinASAHI OPTICAL CO LTD·Filed 1996·Granted Jun 15, 1999·4 cites·13 claims
- 3952US5778270AElectro-developing type camera using electro-developing recording mediumASAHI OPTICAL CO LTD·Filed 1996·Granted Jul 7, 1998·16 cites·15 claims
- 4052US5309286AZoom finderASAHI OPTICAL CO LTD·Filed 1992·Granted May 3, 1994·13 cites·18 claims
- 4152US4651233ATracking device for electronic still single-lens reflex cameraASAHI OPTICAL CO LTD·Filed 1984·Granted Mar 17, 1987·7 cites·3 claims
- 4250US5739849AElectro-developing recording medium upon which an image is sensedASAHI OPTICAL CO LTD·Filed 1995·Granted Apr 14, 1998·14 cites·25 claims
- 4349US5142312AApparatus and method for correcting and adjusting parallax in electronic cameraASAHI OPTICAL CO LTD·Filed 1989·Granted Aug 25, 1992·9 cites·17 claims
- 4448US5258792AViewfinder for cameraASAHI OPTICAL CO LTD·Filed 1992·Granted Nov 2, 1993·5 cites·6 claims
- 4548US5218393AViewfinder with field of view indicating frameASAHI OPTICAL CO LTD·Filed 1991·Granted Jun 8, 1993·5 cites·36 claims
- 4647US5077572AHousing structure for backup batteryASAHI OPTICAL CO LTD·Filed 1990·Granted Dec 31, 1991·16 cites·8 claims
- 4746US6338401B1Movement control deviceASAHI OPTICAL CO LTD·Filed 2000·Granted Jan 15, 2002·1 cites·5 claims
- 4844US5651601AStrobe deviceASAHI OPTICAL CO LTD·Filed 1994·Granted Jul 29, 1997·10 cites·18 claims
- 4943US5655170AElectro-developing type camera using electro-developing recording mediumASAHI OPTICAL CO LTD·Filed 1996·Granted Aug 5, 1997·9 cites·10 claims
- 5043US5235473ARecording medium erasing deviceASAHI OPTICAL CO LTD·Filed 1991·Granted Aug 10, 1993·5 cites·41 claims
Showing the top 50 of 67 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →