Inventor · disambiguated record
Masahiko Sasaki
Also filed as: OKUDA ISAO · SASAKI MASAHIKO
55 granted patents·2 pending applications·2,672 citations·filing 1984–2007
99Inventor score
Top patents by PatentIndex Score
57 records- 0198US4862873AStereo endoscopeOLYMPUS OPTICAL CO·Filed 1988·Granted Sep 5, 1989·248 cites·57 claims
- 0296US4951135AElectronic-type endoscope system having capability of setting AGC variation regionOLYMPUS OPTICAL CO·Filed 1988·Granted Aug 21, 1990·143 cites·23 claims
- 0396US4727418AImage processing apparatusOLYMPUS OPTICAL CO·Filed 1986·Granted Feb 23, 1988·178 cites·12 claims
- 0496US4727417AEndoscope video apparatusOLYMPUS OPTICAL CO·Filed 1987·Granted Feb 23, 1988·77 cites·17 claims
- 0595US4868647AElectronic endoscopic apparatus isolated by differential type drive meansOLYMPUS OPTICAL CO·Filed 1988·Granted Sep 19, 1989·121 cites·18 claims
- 0692US5374953AElectronic endoscope apparatus with signal validity monitorOLYMPUS OPTICAL CO·Filed 1993·Granted Dec 20, 1994·136 cites·4 claims
- 0792US4967269AEndoscope automatic light control apparatus and endoscope apparatus making use of the sameOLYMPUS OPTICAL CO·Filed 1989·Granted Oct 30, 1990·83 cites·11 claims
- 0892US4959710AElectronic endoscope whereby the position of the insertable part can be known by a transmitted light outside a bodyOLYMPUS OPTICAL CO·Filed 1989·Granted Sep 25, 1990·89 cites·27 claims
- 0992US4719508AEndoscopic photographing apparatusOLYMPUS OPTICAL CO·Filed 1986·Granted Jan 12, 1988·91 cites·8 claims
- 1089US4894715AElectronic endoscopeOLYMPUS OPTICAL CO·Filed 1988·Granted Jan 16, 1990·65 cites·40 claims
- 1189US4816909AVideo endoscope system for use with different sizes of solid state devicesOLYMPUS OPTICAL CO·Filed 1987·Granted Mar 28, 1989·74 cites·40 claims
- 1288US7823799B2Heat-pump-type water heaterTOSHIBA CARRIER CORP·Filed 2007·Granted Nov 2, 2010·20 cites·8 claims
- 1388US5592216AEndoscopic apparatus capable of storing image information for a plurality of framesOLYMPUS OPTICAL CO·Filed 1994·Granted Jan 7, 1997·85 cites·19 claims
- 1488US5016975AElectronic endoscope provided with a sample-hold circuitOLYMPUS OPTICAL CO·Filed 1989·Granted May 21, 1991·67 cites·12 claims
- 1588US4926258AElectronic endoscope apparatus capable of driving solid state imaging devices having different characteristicsOLYMPUS OPTICAL CO·Filed 1988·Granted May 15, 1990·60 cites·32 claims
- 1686US5157459AWave front aberration measuring apparatusASAHI OPTICAL CO LTD·Filed 1990·Granted Oct 20, 1992·31 cites·16 claims
- 1785US5113254AElectronic endoscope apparatus outputting ternary drive signalOLYMPUS OPTICAL CO·Filed 1990·Granted May 12, 1992·71 cites·37 claims
- 1884US5237457AApparatus for adjusting an optical axis including a laser beam source and a beam shaping prismASAHI OPTICAL CO LTD·Filed 1991·Granted Aug 17, 1993·27 cites·9 claims
- 1983USRE34504EElectronic endoscope system provided with a means of imaging frozen pictures having few picture image smearsOLYMPUS OPTICAL CO·Filed 1990·Granted Jan 11, 1994·55 cites·51 claims
- 2083US4706118AControl circuit for video endoscopeOLYMPUS OPTICAL CO·Filed 1986·Granted Nov 10, 1987·41 cites·10 claims
- 2181US4956833AObjective driving device for an optical disk apparatusASAHI OPTICAL CO LTD·Filed 1989·Granted Sep 11, 1990·28 cites·22 claims
- 2279US5317144AWave front aberration measuring apparatus having means for adjusting position of collimator lensASAHI OPTICAL CO LTD·Filed 1992·Granted May 31, 1994·20 cites·11 claims
- 2376US6614481B1Hood device for an image pickup apparatusPENTAX CORP·Filed 1998·Granted Sep 2, 2003·14 cites·18 claims
- 2476US5243666AStatic-image signal generation apparatus using fuzzy theoryOLYMPUS OPTICAL CO·Filed 1990·Granted Sep 7, 1993·41 cites·19 claims
- 2576US4891695AElectronic endoscope apparatus provided with a plurality of endoscopes having solid state imaging devices with at least one identical pixel forming elementOLYMPUS OPTICAL CO·Filed 1988·Granted Jan 2, 1990·29 cites·17 claims
- 2675US4781545ARotary compressor with sound suppression tubular cavity sectionTOSHIBA KK·Filed 1988·Granted Nov 1, 1988·29 cites·24 claims
- 2773US5341246AApparatus for adjusting an optical axis including plates on opposite sides of a beam shaping prismASAHI OPTICAL CO LTD·Filed 1993·Granted Aug 23, 1994·29 cites·11 claims
- 2873US4928172AEndoscope output signal control device and endoscope apparatus making use of the sameOLYMPUS OPTICAL CO·Filed 1988·Granted May 22, 1990·102 cites·22 claims
- 2972US4979035AElectronic endoscope apparatus with CCD output circuit of positive polarityOLYMPUS OPTICAL CO·Filed 1989·Granted Dec 18, 1990·26 cites·11 claims
- 3070US5223970AOptical axis adjusting mechanism and method for optical information recording and reproducing device, and jig thereforASAHI OPTICAL CO LTD·Filed 1990·Granted Jun 29, 1993·35 cites·9 claims
- 3170US4933757AElectronic endoscope apparatus provided with a movement detecting meansOLYMPUS OPTICAL CO·Filed 1989·Granted Jun 12, 1990·23 cites·26 claims
- 3268US5164824AImage freezing signal-processing apparatusOLYMPUS OPTICAL CO·Filed 1991·Granted Nov 17, 1992·32 cites·24 claims
- 3366US5034888AElectronic endoscope apparatus having different image processing characteristics for a moving image and a still imageOLYMPUS OPTICAL CO·Filed 1990·Granted Jul 23, 1991·117 cites·20 claims
- 3464US5481298AApparatus for measuring dimensions of objectsMITSUI SHIPBUILDING ENG·Filed 1995·Granted Jan 2, 1996·26 cites·2 claims
- 3564US4891697AElectronic endoscope having function of effecting enlargement/reduction processingOLYMPUS OPTICAL CO·Filed 1988·Granted Jan 2, 1990·18 cites·13 claims
- 3661US5467606AAir conditioning apparatus capable of operating in cooling mode and heating modeTOSHIBA KK·Filed 1993·Granted Nov 21, 1995·33 cites·13 claims
- 3760US7160014B2Adjustment mechanismPENTAX CORP·Filed 2005·Granted Jan 9, 2007·6 cites·7 claims
- 3860US5343332AApparatus for adjusting optical axis including a beam shaping prismASAHI OPTICAL CO LTD·Filed 1993·Granted Aug 30, 1994·17 cites·19 claims
- 3958US5402269ACompound prismASAHI OPTICAL CO LTD·Filed 1993·Granted Mar 28, 1995·16 cites·32 claims
- 4058US4887153AElectronic endoscope apparatus using horizontal transfer clock of fixed frequencyOLYMPUS OPTICAL CO·Filed 1988·Granted Dec 12, 1989·14 cites·30 claims
- 4157US6145976AInk transfer printerASAHI OPTICAL CO LTD·Filed 1997·Granted Nov 14, 2000·12 cites·42 claims
- 4257US5958114AIndoor unit of air-conditionerTOSHIBA KK·Filed 1997·Granted Sep 28, 1999·26 cites·21 claims
- 4357US4901143AElectronic endoscope system provided with a means of imaging frozen pictures having few picture image smearsOLYMPUS OPTICAL CO·Filed 1989·Granted Feb 13, 1990·45 cites·51 claims
- 4455US5223983ACompound prism including interfaces with curvatures of the order of a laser wave lengthASAHI OPTICAL CO LTD·Filed 1991·Granted Jun 29, 1993·15 cites·13 claims
- 4554US7087014B2Endoscope system having an auxiliary lighting devicePENTAX CORP·Filed 2003·Granted Aug 8, 2006·10 cites·10 claims
- 4654US4625236ALight source means for endoscope employing solid state imaging deviceOLYMPUS OPTICAL CO·Filed 1985·Granted Nov 25, 1986·46 cites·5 claims
- 4751US4933758ASignal processing apparatus with a movement detecting device and an outline enhancement deviceOLYMPUS OPTICAL CO·Filed 1989·Granted Jun 12, 1990·10 cites·18 claims
- 4851US4566398AAnchoring apparatusMITSUI SHIPBUILDING ENG·Filed 1984·Granted Jan 28, 1986·10 cites·6 claims
- 4950US5408265AElectronic endoscope system adaptable to different T.V. standards while utilizing a common light sourceOLYMPUS OPTICAL CO·Filed 1993·Granted Apr 18, 1995·52 cites·16 claims
- 5047US4653610AApparatus for automatically applying lubrication in lifting deviceMITSUI SHIPBUILDING ENG·Filed 1985·Granted Mar 31, 1987·10 cites·4 claims
Showing the top 50 of 57 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →