Inventor · disambiguated record
Tsutomu Yamamoto
Also filed as: IIDA TAKAMITSU · YAMAMOTO TSUTOMU
64 granted patents·7 pending applications·2,975 citations·filing 1977–2022
99Inventor score
Top patents by PatentIndex Score
71 records- 0199US6341278B1Recording and reproducing apparatus and method for accessing data stored on a randomly accessible recording medium, and for managing data thereonSONY CORP·Filed 2000·Granted Jan 22, 2002·142 cites·4 claims
- 0298US5740435AData management apparatus and method for managing data of variable lengths recorded on a record mediumSONY CORP·Filed 1995·Granted Apr 14, 1998·136 cites·3 claims
- 0397US5155941AIndustrial endoscope system having a rotary treatment memberOLYMPUS OPTICAL CO·Filed 1990·Granted Oct 20, 1992·1.4k cites·23 claims
- 0496US7959268B2Installing fluid container in fluid ejection deviceSEIKO EPSON CORP·Filed 2008·Granted Jun 14, 2011·22 cites·8 claims
- 0596US4747660ALight transmitterOLYMPUS OPTICAL CO·Filed 1987·Granted May 31, 1988·139 cites·8 claims
- 0694US5090259APipe-inspecting apparatus having a self propelled unitOLYMPUS OPTICAL CO·Filed 1990·Granted Feb 25, 1992·147 cites·56 claims
- 0793US4508777ACompressed non-asbestos sheetsNICHIAS CORP·Filed 1982·Granted Apr 2, 1985·66 cites·13 claims
- 0891US4195129AMethod for immobilizing enzymes and microbial cellsKANSAI PAINT CO LTD·Filed 1977·Granted Mar 25, 1980·100 cites·10 claims
- 0988US4746203AOptical system for endoscopeOLYMPUS OPTICAL CO·Filed 1987·Granted May 24, 1988·59 cites·13 claims
- 1088US4720178AOptical system for endoscopeOLYMPUS OPTICAL CO·Filed 1985·Granted Jan 19, 1988·59 cites·12 claims
- 1187US8075108B2Installing fluid container in fluid ejection deviceOSAWA TATSURO·Filed 2008·Granted Dec 13, 2011·7 cites·7 claims
- 1283US4485138AHeat-resistant sheet gasketNICHIAS CORP·Filed 1982·Granted Nov 27, 1984·42 cites·15 claims
- 1379US7332196B2Composite comprising heat-resistant fiber and siloxane polymerKAZARI ICHI CO LTD·Filed 2003·Granted Feb 19, 2008·15 cites·8 claims
- 1479US5335061AEndoscope holding apparatus for inspecting the interiors of a reciprocating engine and rotary engine having ignition plug holes, endoscope apparatus including the endoscope holding apparatus and inspecting methodOLYMPUS OPTICAL CO·Filed 1992·Granted Aug 2, 1994·37 cites·28 claims
- 1579US4477094AGasket and method for high-temperature and high pressure applicationNICHIAS CORP·Filed 1981·Granted Oct 16, 1984·43 cites·6 claims
- 1677US7671505B2Brush holder in electric motorMITSUBA CORP·Filed 2006·Granted Mar 2, 2010·8 cites·13 claims
- 1775US4546033AGasket sheetNICHIAS CORP·Filed 1984·Granted Oct 8, 1985·32 cites·13 claims
- 1871US4690867AMaterial for low melting point metal casting equipmentNICHIAS CORP·Filed 1986·Granted Sep 1, 1987·17 cites·6 claims
- 1970US7714574B2Superconducting magnet with refrigerator and magnetic resonance imaging apparatus using the sameHITACHI LTD·Filed 2007·Granted May 11, 2010·6 cites·7 claims
- 2069US9097463B2Housing for heating and use method of the same, heating jig and use method of the same, and operation method of heating deviceHANZAWA SHIGERU·Filed 2011·Granted Aug 4, 2015·1 cites·14 claims
- 2169US6321237B1Recording and reproducing apparatus and method for accessing data stored on a randomly accessible recording medium, and for managing data thereonSONY CORP·Filed 1998·Granted Nov 20, 2001·14 cites·6 claims
- 2268US4770443AInserted part of an industrial endoscopeOLYMPUS OPTICAL CO·Filed 1987·Granted Sep 13, 1988·26 cites·6 claims
- 2367US9676578B2Roller-to-roller conveyance control apparatusMITSUBISHI ELECTRIC CORP·Filed 2014·Granted Jun 13, 2017·2 cites·7 claims
- 2466US9578688B2Heat treatment apparatus and heat treatment methodTOKYO ELECTRON LTD·Filed 2015·Granted Feb 21, 2017·1 cites·18 claims
- 2565US4796838AHose reel monitor for inflight refueling systemUS AIR FORCE·Filed 1988·Granted Jan 10, 1989·29 cites·1 claims
- 2664US10005301B2Recording apparatus having a coverSEIKO EPSON CORP·Filed 2016·Granted Jun 26, 2018·1 cites·7 claims
- 2764US7694779B2Sound absorbing materialTAKAYASU CO LTD·Filed 2004·Granted Apr 13, 2010·15 cites·22 claims
- 2863US4706653AEndoscope deviceOLYMPUS OPTICAL CO·Filed 1986·Granted Nov 17, 1987·65 cites·4 claims
- 2962US5933534AImage information encoding apparatus, image information decoding apparatus, and image information recording and reproducing systemSONY CORP·Filed 1996·Granted Aug 3, 1999·27 cites·44 claims
- 3061US6667676B2Superconducting magnet and magnetic resonance imaging apparatus using the sameHITACHI LTD·Filed 2002·Granted Dec 23, 2003·6 cites·9 claims
- 3161US4332657AEmulsion composition for use in baking paintKANSAI PAINT CO LTD·Filed 1979·Granted Jun 1, 1982·14 cites·6 claims
- 3260US8254753B2Subtitle generating apparatus and methodNAKANO HIROSHI·Filed 2006·Granted Aug 28, 2012·1 cites·20 claims
- 3360US4629199AVortex gasket with composition for high-temperature and high-pressure applicationNICHIAS CORP·Filed 1984·Granted Dec 16, 1986·21 cites·3 claims
- 3459US6816051B2Superconducting magnet and magnetic resonance imaging apparatus using the sameHITACHI LTD·Filed 2003·Granted Nov 9, 2004·5 cites·11 claims
- 3559US6007221AHead lamp for vehicleSTANLEY ELECTRIC CO LTD·Filed 1998·Granted Dec 28, 1999·18 cites·2 claims
- 3659US5897631ARandomly accessible recording medium, and apparatus and method for managing data thereonSONY CORP·Filed 1997·Granted Apr 27, 1999·9 cites·6 claims
- 3759US2014134557A1Housing for heating and use method of the same, heating jig and use method of the same, and operation method of heating deviceNGK INSULATORS LTD·Filed 2014·Application pending·0 cites
- 3858US4632026ATray pressing device in a retort sterilizer for cooking foodsHISAKA WORKS LTD·Filed 1984·Granted Dec 30, 1986·21 cites·1 claims
- 3957US4920338AAutomatic seat positioning device for automotive vehicle and the likeNISSAN MOTOR·Filed 1988·Granted Apr 24, 1990·27 cites·10 claims
- 4056US8235508B2Installing fluid container in fluid ejection deviceOSAWA TATSURO·Filed 2011·Granted Aug 7, 2012·0 cites·9 claims
- 4155US11434378B2Barium sulfate powder and resin composition comprising sameSAKAI CHEMICAL INDUSTRY CO·Filed 2017·Granted Sep 6, 2022·0 cites·13 claims
- 4255US8240820B2Installing fluid container in fluid ejection deviceOSAWA TATSURO·Filed 2011·Granted Aug 14, 2012·0 cites·1 claims
- 4355US8096645B2Installing fluid container in fluid ejection deviceOSAWA TATSURO·Filed 2011·Granted Jan 17, 2012·0 cites·8 claims
- 4455US6664876B2Superconducting magnet and magnetic resonance imaging apparatus using the sameHITACHI LTD·Filed 2002·Granted Dec 16, 2003·6 cites·15 claims
- 4555US4471230AControl device for switches fitted onto an automobile steering wheelNILES PARTS CO LTD·Filed 1983·Granted Sep 11, 1984·12 cites·6 claims
- 4654US8091972B2Installing fluid container in fluid ejection deviceOSAWA TATSURO·Filed 2011·Granted Jan 10, 2012·0 cites·2 claims
- 4753US6030912ASintered hard materialDIJET IND CO LTD·Filed 1998·Granted Feb 29, 2000·16 cites·8 claims
- 4852US6748191B2Fixing unit having a separator plate for separating a print medium from a rollerOKI DATA KK·Filed 2002·Granted Jun 8, 2004·4 cites·18 claims
- 4952US5895626ASterilizing method, apparatus and container of solid matter or liquid matter containing solid matterNISHIREI CORP·Filed 1995·Granted Apr 20, 1999·21 cites·29 claims
- 5051US7990661B2Active shield superconducting electromagnet apparatus and magnetic resonance imaging systemHITACHI LTD·Filed 2008·Granted Aug 2, 2011·2 cites·14 claims
Showing the top 50 of 71 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Tsutomu Yamamoto files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →