Inventor · disambiguated record
Sakae Takehana
Also filed as: TAKEHANA SAKAE
38 granted patents·3 pending applications·9,721 citations·filing 1988–2010
99Inventor score
Top patents by PatentIndex Score
41 records- 0199US4930494AApparatus for bending an insertion section of an endoscope using a shape memory alloyOLYMPUS OPTICAL CO·Filed 1988·Granted Jun 5, 1990·634 cites·37 claims
- 0298US7258663B2Endoscope system with irradiated light switching featureOLYMPUS CORP·Filed 2004·Granted Aug 21, 2007·150 cites·22 claims
- 0398US5749830AFluorescent endoscope apparatusOLYMPUS OPTICAL CO·Filed 1994·Granted May 12, 1998·735 cites·6 claims
- 0496US6902527B1Endoscope system with charge multiplying imaging device and automatic gain controlOLYMPUS CORP·Filed 2000·Granted Jun 7, 2005·97 cites·12 claims
- 0596US5876325ASurgical manipulation systemOLYMPUS OPTICAL CO·Filed 1997·Granted Mar 2, 1999·1.7k cites·18 claims
- 0696US5159446AElectronic endoscope system provided with a separate camera controlling unit and motor controlling unitOLYMPUS OPTICAL CO·Filed 1991·Granted Oct 27, 1992·249 cites·42 claims
- 0795US6960165B2Endoscope with a single image pick-up element for fluorescent and normal-light imagesOLYMPUS CORP·Filed 2002·Granted Nov 1, 2005·82 cites·21 claims
- 0894US7573499B2Endoscope apparatus for obtaining properly dimmed observation imagesOLYMPUS CORP·Filed 2004·Granted Aug 11, 2009·81 cites·10 claims
- 0994US5471988AUltrasonic diagnosis and therapy system in which focusing point of therapeutic ultrasonic wave is locked at predetermined position within observation ultrasonic scanning rangeOLYMPUS OPTICAL CO·Filed 1994·Granted Dec 5, 1995·944 cites·66 claims
- 1093US6422994B1Fluorescent diagnostic system and method providing color discrimination enhancementOLYMPUS OPTICAL CO·Filed 1998·Granted Jul 23, 2002·161 cites·69 claims
- 1193US5681260AGuiding apparatus for guiding an insertable body within an inspected objectOLYMPUS OPTICAL CO·Filed 1994·Granted Oct 28, 1997·686 cites·20 claims
- 1293US5490015AActuator apparatusOLYMPUS OPTICAL CO·Filed 1994·Granted Feb 6, 1996·132 cites·34 claims
- 1393US5269289ACavity insert device using fuzzy theoryOLYMPUS OPTICAL CO·Filed 1991·Granted Dec 14, 1993·162 cites·87 claims
- 1493US4977886APosition controlling apparatusOLYMPUS OPTICAL CO·Filed 1989·Granted Dec 18, 1990·292 cites·34 claims
- 1590US7393321B2Endoscope apparatus with solid-state pick-upOLYMPUS CORP·Filed 2004·Granted Jul 1, 2008·41 cites·31 claims
- 1690US6069698AOptical imaging apparatus which radiates a low coherence light beam onto a test object, receives optical information from light scattered by the object, and constructs therefrom a cross-sectional image of the objectOLYMPUS OPTICAL CO·Filed 1998·Granted May 30, 2000·539 cites·35 claims
- 1788US5531664ABending actuator having a coil sheath with a fixed distal end and a free proximal endOLYMPUS OPTICAL CO·Filed 1994·Granted Jul 2, 1996·401 cites·15 claims
- 1888US5273025AApparatus for detecting insertion condition of endoscopeOLYMPUS OPTICAL CO·Filed 1991·Granted Dec 28, 1993·421 cites·20 claims
- 1987US5253647AInsertion position and orientation state pickup for endoscopeOLYMPUS OPTICAL CO·Filed 1991·Granted Oct 19, 1993·374 cites·18 claims
- 2085US4884557AEndoscope for automatically adjusting an angle with a shape memory alloyOLYMPUS OPTICAL CO·Filed 1988·Granted Dec 5, 1989·202 cites·46 claims
- 2182US6790174B2Fluorescent imaging deviceOLYMPUS CORP·Filed 2002·Granted Sep 14, 2004·20 cites·17 claims
- 2282US5873828AUltrasonic diagnosis and treatment systemOLYMPUS OPTICAL CO·Filed 1995·Granted Feb 23, 1999·310 cites·34 claims
- 2379US5178135ATherapeutical apparatus of extracorporeal typeOLYMPUS OPTICAL CO·Filed 1991·Granted Jan 12, 1993·226 cites·3 claims
- 2479US4984575ATherapeutical apparatus of extracorporeal typeOLYMPUS OPTICAL CO·Filed 1988·Granted Jan 15, 1991·153 cites·2 claims
- 2578US7204803B2Endoscope device, endoscope and image processing device for endoscopeOLYMPUS CORP·Filed 2003·Granted Apr 17, 2007·14 cites·12 claims
- 2676US7658710B2Endoscope system using normal light and fluorescenceOLYMPUS CORP·Filed 2006·Granted Feb 9, 2010·12 cites·8 claims
- 2775US5060632AEndoscope apparatusOLYMPUS OPTICAL CO·Filed 1990·Granted Oct 29, 1991·199 cites·29 claims
- 2872US7479990B2Programmable image processing unit which displays a tentative image during programmingOLYMPUS CORP·Filed 2004·Granted Jan 20, 2009·56 cites·20 claims
- 2972US7172553B2Endoscope system using normal light and fluorescenceOLYMPUS CORP·Filed 2002·Granted Feb 6, 2007·50 cites·59 claims
- 3072US4982725AEndoscope apparatusOLYMPUS OPTICAL CO·Filed 1990·Granted Jan 8, 1991·159 cites·38 claims
- 3170US8107158B2Fluorescent imaging device and fluorescent image acquiring methodYAMAZAKI KENJI·Filed 2010·Granted Jan 31, 2012·5 cites·15 claims
- 3270US5179934AEndoscopeOLYMPUS OPTICAL CO·Filed 1991·Granted Jan 19, 1993·139 cites·35 claims
- 3365US6327493B1Light scanning devices of a water-tight structure to be inserted into a body cavity to obtain optical information on inside of a biological tissueOLYMPUS OPTICAL CO·Filed 1998·Granted Dec 4, 2001·126 cites·48 claims
- 3464US5065741AExtracoporeal ultrasonic lithotripter with a variable focusOLYMPUS OPTICAL CO·Filed 1991·Granted Nov 19, 1991·106 cites·7 claims
- 3563US7226412B2Endoscope system using normal light and fluorescenceOLYMPUS CORP·Filed 2004·Granted Jun 5, 2007·23 cites·15 claims
- 3655US7670286B2Electronic endoscopic device having a color balance adjustment systemOLYMPUS CORP·Filed 2004·Granted Mar 2, 2010·11 cites·56 claims
- 3755US2008021272A1Endoscope systemOLYMPUS CORP·Filed 2007·Application pending·0 cites
- 3851US7450159B2Image pick-up apparatus and endoscope apparatusOLYMPUS CORP·Filed 2004·Granted Nov 11, 2008·5 cites·17 claims
- 3948US2005096505A1Image processing apparatus and endoscope systemOLYMPUS CORP·Filed 2004·Application pending·0 cites
- 4046US4958639AUltrasonic therapeutical apparatusOLYMPUS OPTICAL CO·Filed 1989·Granted Sep 25, 1990·29 cites·13 claims
- 4146US2006155166A1Endoscope deviceOLYMPUS CORP·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →