Inventor · disambiguated record
Masaaki Morizumi
Also filed as: MORIZUMI MASAAKI
18 granted patents·400 citations·filing 1982–2014
95Inventor score
Top patents by PatentIndex Score
18 records- 0186US5444512ACamera vibration correction apparatusFUJI PHOTO OPTICAL CO LTD·Filed 1994·Granted Aug 22, 1995·28 cites·8 claims
- 0285US4500184AElectronic flash cameraASAHI OPTICAL CO LTD·Filed 1983·Granted Feb 19, 1985·20 cites·3 claims
- 0383US5394212ADiaphragm with light blocking elementFUJI PHOTO OPTICAL CO LTD·Filed 1993·Granted Feb 28, 1995·24 cites·6 claims
- 0478US9507141B2Stereoscopic endoscope deviceFUJIFILM CORP·Filed 2014·Granted Nov 29, 2016·3 cites·22 claims
- 0575US5434703ABinocular stereomicroscopeFUJI PHOTO OPTICAL CO LTD·Filed 1993·Granted Jul 18, 1995·42 cites·7 claims
- 0674US4525046ACaseless cameraASAHI OPTICAL CO LTD·Filed 1983·Granted Jun 25, 1985·11 cites·3 claims
- 0764US4961635AZoom lens drive mechanismFUJI PHOTO FILM CO LTD·Filed 1989·Granted Oct 9, 1990·20 cites·9 claims
- 0857US5702349AEndoscope with acutely angled handle and associated focus adjustment mechanismFUJI PHOTO OPTICAL CO LTD·Filed 1995·Granted Dec 30, 1997·86 cites·9 claims
- 0956US5266791AAutofocus binocular stereomicroscopeFUJI PHOTO OPTICAL CO LTD·Filed 1992·Granted Nov 30, 1993·19 cites·12 claims
- 1054US4459004AAutomatic focusing cameraASAHI OPTICAL CO LTD·Filed 1982·Granted Jul 10, 1984·13 cites·8 claims
- 1152US6142932AFront end structure of stereoscopic endoscope including an elongated lensFUJI PHOTO OPTICAL CO LTD·Filed 1999·Granted Nov 7, 2000·63 cites·5 claims
- 1251US5296970AZoom lens systemFUJI PHOTO OPTICAL CO LTD·Filed 1993·Granted Mar 22, 1994·15 cites·8 claims
- 1344US5414480AOverhead projectorFUJI PHOTO OPTICAL CO LTD·Filed 1994·Granted May 9, 1995·4 cites·2 claims
- 1444US5115267AZoom lens drive mechanismFUJI PHOTO FILM CO LTD·Filed 1990·Granted May 19, 1992·9 cites·2 claims
- 1543US4487495AAutomatic focusing cameraASAHI OPTICAL CO LTD·Filed 1982·Granted Dec 11, 1984·9 cites·8 claims
- 1637US6149582AFront end structure of stereoscopic endoscopeFUJI PHOTO OPTICAL CO LTD·Filed 1999·Granted Nov 21, 2000·21 cites·5 claims
- 1735US5530496AOverhead projectorFUJI PHOTO OPTICAL CO LTD·Filed 1994·Granted Jun 25, 1996·5 cites·8 claims
- 1832US5596666AIllumination system for endoscopesFUJI PHOTO OPTICAL CO LTD·Filed 1995·Granted Jan 21, 1997·8 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →