Inventor · disambiguated record
Tomohisa Sakurai
Also filed as: SAKURAI TOMOHISA
40 granted patents·10 pending applications·14,501 citations·filing 1988–2010
99Inventor score
Top patents by PatentIndex Score
50 records- 0199US6569109B2Ultrasonic operation apparatus for performing follow-up control of resonance frequency drive of ultrasonic oscillator by digital PLL system using DDS (direct digital synthesizer)OLYMPUS OPTICAL CO·Filed 2001·Granted May 27, 2003·477 cites·17 claims
- 0299US4965532ACircuit for driving ultrasonic transducerOLYMPUS OPTICAL CO·Filed 1989·Granted Oct 23, 1990·458 cites·41 claims
- 0399US4930494AApparatus 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
- 0498US6666875B1Surgical apparatus permitting recharge of battery-driven surgical instrument in noncontact stateOLYMPUS OPTICAL CO·Filed 2000·Granted Dec 23, 2003·2.1k cites·25 claims
- 0598US6056735AUltrasound treatment systemOLYMPUS OPTICAL CO·Filed 1997·Granted May 2, 2000·2.1k cites·57 claims
- 0697US8672935B2Ultrasound treatment systemOKADA MITSUMASA·Filed 2010·Granted Mar 18, 2014·1k cites·15 claims
- 0795US7780659B2Ultrasound treatment systemOLYMPUS CORP·Filed 2003·Granted Aug 24, 2010·392 cites·17 claims
- 0894US6761698B2Ultrasonic operation systemOLYMPUS CORP·Filed 2001·Granted Jul 13, 2004·423 cites·19 claims
- 0994US6679875B2Medical treatment systemOLYMPUS CORP·Filed 2002·Granted Jan 20, 2004·481 cites·19 claims
- 1094US5836897AUltrasonic treatment apparatusOLYMPUS OPTICAL CO·Filed 1997·Granted Nov 17, 1998·677 cites·2 claims
- 1193US7229455B2Ultrasonic calculus treatment apparatusOLYMPUS CORP·Filed 2002·Granted Jun 12, 2007·424 cites·6 claims
- 1293US6669690B1Ultrasound treatment systemOLYMPUS OPTICAL CO·Filed 1999·Granted Dec 30, 2003·472 cites·33 claims
- 1393US5391144AUltrasonic treatment apparatusOLYMPUS OPTICAL CO·Filed 1993·Granted Feb 21, 1995·490 cites·70 claims
- 1493US5269289ACavity insert device using fuzzy theoryOLYMPUS OPTICAL CO·Filed 1991·Granted Dec 14, 1993·162 cites·87 claims
- 1591US7682366B2Calculus manipulation apparatusOLYMPUS CORP·Filed 2003·Granted Mar 23, 2010·307 cites·2 claims
- 1690US6340352B1Ultrasound treatment systemOLYMPUS OPTICAL CO·Filed 1999·Granted Jan 22, 2002·433 cites·17 claims
- 1790US5728130AUltrasonic trocar systemOLYMPUS OPTICAL CO·Filed 1997·Granted Mar 17, 1998·510 cites·21 claims
- 1889US5042460AUltrasonic treating apparatus with device for inhibiting drive when ultrasonic element is determined to be defectiveOLYMPUS OPTICAL CO·Filed 1989·Granted Aug 27, 1991·285 cites·18 claims
- 1985US6623423B2Surgical operation systemOLYMPUS OPTICAL CO·Filed 2001·Granted Sep 23, 2003·157 cites·23 claims
- 2085US5163433AUltrasound type treatment apparatusOLYMPUS OPTICAL CO·Filed 1991·Granted Nov 17, 1992·342 cites·12 claims
- 2185US4884557AEndoscope for automatically adjusting an angle with a shape memory alloyOLYMPUS OPTICAL CO·Filed 1988·Granted Dec 5, 1989·202 cites·46 claims
- 2282US7063692B2Surgical operation systemOLYMPUS CORP·Filed 2003·Granted Jun 20, 2006·112 cites·8 claims
- 2382US5425704AApparatus for generating ultrasonic oscillationOLYMPUS OPTICAL CO·Filed 1992·Granted Jun 20, 1995·229 cites·22 claims
- 2481US5076276AUltrasound type treatment apparatusOLYMPUS OPTICAL CO·Filed 1990·Granted Dec 31, 1991·258 cites·20 claims
- 2580US5931836AElectrosurgery apparatus and medical apparatus combined with the sameOLYMPUS OPTICAL CO·Filed 1997·Granted Aug 3, 1999·281 cites·15 claims
- 2679US8574228B2Ultrasound treatment systemOKADA MITSUMASA·Filed 2010·Granted Nov 5, 2013·9 cites·18 claims
- 2777US5151085AApparatus for generating ultrasonic oscillationOLYMPUS OPTICAL CO·Filed 1990·Granted Sep 29, 1992·179 cites·11 claims
- 2874US7645245B2Endoscopic lithotripsy apparatus and lithotripsy method of treatment object using the apparatusOLYMPUS CORP·Filed 2003·Granted Jan 12, 2010·72 cites·33 claims
- 2972US7938779B2Treating apparatus and treating device for treating living-body tissueOLYMPUS CORP·Filed 2004·Granted May 10, 2011·49 cites·13 claims
- 3071US7731677B2Ultrasonic surgical systemOLYMPUS CORP·Filed 2004·Granted Jun 8, 2010·35 cites·11 claims
- 3171US5582588AUltrasonic therapeutic apparatusOLYMPUS OPTICAL CO·Filed 1995·Granted Dec 10, 1996·124 cites·3 claims
- 3267US7270646B2Ultrasonic operation apparatus for performing follow-up control of resonance frequency drive of ultrasonic oscillator by digital PLL system using DDS (direct digital synthesizer)OLYMPUS CORP·Filed 2004·Granted Sep 18, 2007·13 cites·9 claims
- 3367US6761690B2Ultrasonic operation apparatus for performing follow-up control of resonance frequency drive of ultrasonic oscillator by digital PLL system using DDS (direct digital synthesizer)OLYMPUS CORP·Filed 2001·Granted Jul 13, 2004·30 cites·5 claims
- 3467US6053906AUltrasonic operation apparatusOLYMPUS OPTICAL CO·Filed 1998·Granted Apr 25, 2000·137 cites·27 claims
- 3567US5211625AUltrasonic treatment apparatusOLYMPUS OPTICAL CO·Filed 1991·Granted May 18, 1993·130 cites·8 claims
- 3666US6039732AElectric operation apparatusOLYMPUS OPTICAL CO·Filed 1996·Granted Mar 21, 2000·142 cites·4 claims
- 3759US5462522AUltrasonic therapeutic apparatusOLYMPUS OPTICAL CO·Filed 1993·Granted Oct 31, 1995·76 cites·26 claims
- 3857US2009264881A1Ultrasonic surgical systemOLYMPUS CORP·Filed 2009·Application pending·0 cites
- 3954US6019775AUltrasonic operation apparatus having a common apparatus body usable for different handpiecesOLYMPUS OPTICAL CO·Filed 1998·Granted Feb 1, 2000·68 cites·20 claims
- 4053US5688235AUltrasonic treatment apparatusOLYMPUS OPTICAL CO·Filed 1996·Granted Nov 18, 1997·51 cites·10 claims
- 4147US2004236361A1Ultrasonic surgical systemOLYMPUS OPTICAL CO·Filed 2004·Application pending·0 cites
- 4246US2007038160A1Calculus breaking deviceOLYMPUS CORP·Filed 2006·Application pending·0 cites
- 4344US2007016235A1Ultrasonic surgical apparatus and method of driving ultrasonic treatment deviceTANAKA KAZUE·Filed 2005·Application pending·0 cites
- 4444US2004116952A1Surgical apparatus permitting recharge of battery-driven surgical instrument in noncontact stateOLYMPUS OPTICAL CO·Filed 2003·Application pending·0 cites
- 4543US2003073987A1Treating apparatus and treating device for treating living-body tissueOLYMPUS OPTICAL CO·Filed 2002·Application pending·0 cites
- 4642US2004133189A1Surgical operation apparatus and control method thereofOLYMPUS CORP·Filed 2003·Application pending·0 cites
- 4741US2003199794A1Ultrasonic operating apparatusOLYMPUS OPTICAL CO·Filed 2003·Application pending·0 cites
- 4841US2004010267A1Calculus treatment apparatusOLYMPUS OPTICAL CO·Filed 2003·Application pending·0 cites
- 4940US2002156466A1Surgical systemOLYMPUS OPTICAL CO·Filed 2002·Application pending·0 cites
- 5033US6004336AAngiostomy apparatus using ultrasonic energy and angiostomy methodOLYMPUS OPTICAL CO·Filed 1998·Granted Dec 21, 1999·9 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →