Inventor · disambiguated record
Tsutomu Okada
Also filed as: OKADA TSUTOMU
78 granted patents·17 pending applications·5,763 citations·filing 1975–2024
99Inventor score
Files withOLYMPUS CORP43OLYMPUS OPTICAL CO15OKADA TSUTOMU11OLYMPUS MEDICAL SYSTEMS CORP10MURATA MANUFACTURING CO3
Top patents by PatentIndex Score
95 records- 0198US6071233AEndoscopeOLYMPUS OPTICAL CO·Filed 1998·Granted Jun 6, 2000·2k cites·25 claims
- 0295US8876698B2Pressing member, endoscopic treatment system, and endoscopic suturing deviceSAKAMOTO YUJI·Filed 2006·Granted Nov 4, 2014·444 cites·8 claims
- 0394US8105230B2Medical systemHONDA KAZUKI·Filed 2007·Granted Jan 31, 2012·183 cites·13 claims
- 0490US7775973B2Endoscope systemOLYMPUS MEDICAL SYSTEMS CORP·Filed 2008·Granted Aug 17, 2010·97 cites·8 claims
- 0589US8262565B2Endoscope systemOKADA TSUTOMU·Filed 2007·Granted Sep 11, 2012·69 cites·9 claims
- 0689US4592341AMethod and apparatus for guiding prosthesisOLYMPUS OPTICAL CO·Filed 1985·Granted Jun 3, 1986·252 cites·11 claims
- 0788US7507200B2Diathermic snare, medical instrument system using the snare, and method of assembling the medical instrument systemOLYMPUS CORP·Filed 2004·Granted Mar 24, 2009·223 cites·17 claims
- 0886US4638802AHigh frequency instrument for incision and excisionOLYMPUS OPTICAL CO·Filed 1985·Granted Jan 27, 1987·243 cites·11 claims
- 0985US4718419ASnare assembly for endoscopeOLYMPUS OPTICAL CO·Filed 1986·Granted Jan 12, 1988·225 cites·18 claims
- 1084US9649015B2Treatment tool for endoscopeOLYMPUS CORP·Filed 2015·Granted May 16, 2017·6 cites·5 claims
- 1184US9387034B2High-frequency knifeOLYMPUS CORP·Filed 2014·Granted Jul 12, 2016·19 cites·6 claims
- 1284US4828990AMethod for purifying an interferonHIGASHI NAOKI·Filed 1985·Granted May 9, 1989·78 cites·21 claims
- 1383US8602970B2Lifting capMUYARI YUTA·Filed 2008·Granted Dec 10, 2013·32 cites·14 claims
- 1483US7918785B2Medical apparatus, treatment instrument for endoscope and endoscope apparatusOLYMPUS MEDICAL SYSTEMS CORP·Filed 2007·Granted Apr 5, 2011·33 cites·17 claims
- 1582US8382660B2Endoscope system having an endoscope and a tissue-collecting apparatusOLYMPUS MEDICAL SYSTEMS CORP·Filed 2008·Granted Feb 26, 2013·27 cites·4 claims
- 1682US4643187AHigh-frequency incising and excising instrumentOLYMPUS OPTICAL CO·Filed 1984·Granted Feb 17, 1987·145 cites·7 claims
- 1779US8353815B2Instrument for an endoscopeOLYMPUS CORP·Filed 2006·Granted Jan 15, 2013·20 cites·9 claims
- 1878US8771171B2Endoscope, and treatment instrument for endoscopeOLYMPUS MEDICAL SYSTEMS CORP·Filed 2012·Granted Jul 8, 2014·11 cites·5 claims
- 1978US4724836AHigh-frequency incision toolOLYMPUS OPTICAL CO·Filed 1985·Granted Feb 16, 1988·149 cites·10 claims
- 2076US9456736B2Endoscope, and treatment instrument for endoscopeOLYMPUS CORP·Filed 2014·Granted Oct 4, 2016·8 cites·4 claims
- 2176US6093196ABasket type grasping tool for surgeryOLYMPUS OPTICAL CO·Filed 1999·Granted Jul 25, 2000·219 cites·24 claims
- 2276US5059199ATreating device for endoscopesOLYMPUS OPTICAL CO·Filed 1990·Granted Oct 22, 1991·210 cites·9 claims
- 2375US9277959B2Medical treatment instrumentOLYMPUS CORP·Filed 2014·Granted Mar 8, 2016·7 cites·8 claims
- 2475US5078144ASystem for applying ultrasonic waves and a treatment instrument to a body partOLYMPUS OPTICAL CO·Filed 1989·Granted Jan 7, 1992·124 cites·3 claims
- 2573US7520882B2Apparatus for ligating living tissuesOLYMPUS CORP·Filed 2005·Granted Apr 21, 2009·9 cites·11 claims
- 2673US4741335ACalculus crushing apparatusOLYMPUS OPTICAL CO·Filed 1987·Granted May 3, 1988·114 cites·7 claims
- 2772US11896216B2Method for closing woundOLYMPUS CORP·Filed 2022·Granted Feb 13, 2024·0 cites·8 claims
- 2871US7963910B2Endoscope accessory, endoscope system and method for mounting endoscope accessory to endoscopeOLYMPUS MEDICAL SYSTEMS CORP·Filed 2006·Granted Jun 21, 2011·9 cites·10 claims
- 2971US7122002B2Endoscope hood and endoscopic mucosa cutting deviceOLYMPUS CORP·Filed 2004·Granted Oct 17, 2006·53 cites·5 claims
- 3071US7063661B2Endoscopic mucous membrane resection instrument and endoscopic mucous membrane resection methodOLYMPUS CORP·Filed 2004·Granted Jun 20, 2006·59 cites·9 claims
- 3170US8529554B2Treatment instrument operation unit and medical system with treatment instrument operation unitMURAKAMI KAZUSHI·Filed 2007·Granted Sep 10, 2013·9 cites·5 claims
- 3270US5163938AHigh-frequency surgical treating device for use with endoscopeOLYMPUS OPTICAL CO·Filed 1991·Granted Nov 17, 1992·170 cites·13 claims
- 3368US7708685B2Operating instrument system for endoscopeOLYMPUS CORP·Filed 2005·Granted May 4, 2010·6 cites·6 claims
- 3468US7081121B2Apparatus for ligating living tissuesOLYMPUS CORP·Filed 2002·Granted Jul 25, 2006·39 cites·26 claims
- 3568US7008420B2High frequency surgical instrumentOLYMPUS CORP·Filed 2003·Granted Mar 7, 2006·43 cites·4 claims
- 3668US4691705ACalculus crushing apparatusOLYMPUS OPTICAL CO·Filed 1986·Granted Sep 8, 1987·87 cites·8 claims
- 3766US11413034B2Method for closing woundOLYMPUS CORP·Filed 2020·Granted Aug 16, 2022·0 cites·10 claims
- 3865US9775634B2Basket-type grasping forcepsOLYMPUS CORP·Filed 2016·Granted Oct 3, 2017·1 cites·7 claims
- 3965US9125551B2Lifting capOLYMPUS CORP·Filed 2013·Granted Sep 8, 2015·2 cites·10 claims
- 4065US7955252B2Endoscopic treatment systemOLYMPUS CORP·Filed 2006·Granted Jun 7, 2011·4 cites·5 claims
- 4164US8357082B2Endoscopic attachment, endoscopic treatment instrument, and endoscope systemOLYMPUS CORP·Filed 2006·Granted Jan 22, 2013·3 cites·4 claims
- 4264US8303489B2Endoscope with built-in filtering meansITO JIN·Filed 2006·Granted Nov 6, 2012·7 cites·10 claims
- 4363US7946978B2Endoscope treatment tool insertion-extraction systemOLYMPUS CORP·Filed 2007·Granted May 24, 2011·2 cites·18 claims
- 4462US8753337B2Diathermic cutterOKADA TSUTOMU·Filed 2008·Granted Jun 17, 2014·2 cites·5 claims
- 4562US7041118B2Multifunctional surgical operation deviceOLYMPUS CORP·Filed 2002·Granted May 9, 2006·27 cites·13 claims
- 4661US8986197B2Medical system and endoscope systemOKADA TSUTOMU·Filed 2007·Granted Mar 24, 2015·2 cites·23 claims
- 4761US8663221B2Endoscopic treatment toolOKADA TSUTOMU·Filed 2007·Granted Mar 4, 2014·2 cites·11 claims
- 4861US7582054B2Endoscope treatment tool insertion-extraction systemOLYMPUS CORP·Filed 2004·Granted Sep 1, 2009·19 cites·24 claims
- 4960US7588580B2Mucosa excision device using endoscopeOLYMPUS CORP·Filed 2003·Granted Sep 15, 2009·21 cites·17 claims
- 5059US7435230B2Obtained tissue extractor and biopsy forcepsOLYMPUS CORP·Filed 2006·Granted Oct 14, 2008·1 cites·13 claims
Showing the top 50 of 95 patent records by PatentIndex Score.
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