Inventor · disambiguated record
Junji Yamamoto
Also filed as: YAMAMOTO JUNJI · YAMAOKA LEGAL REPRESENTATIVE TETSUO
48 granted patents·11 pending applications·700 citations·filing 1981–2021
98Inventor score
Top patents by PatentIndex Score
59 records- 0195US6290346B1Multiple bit matrix configuration for key-latched printheadsHEWLETT PACKARD CO·Filed 2000·Granted Sep 18, 2001·59 cites·20 claims
- 0291US9865167B1Traffic control assisting systemHITACHI LTD·Filed 2017·Granted Jan 9, 2018·19 cites·16 claims
- 0389US5810389ASide air bag deviceTOYO TIRE & RUBBER CO·Filed 1996·Granted Sep 22, 1998·86 cites·6 claims
- 0488US6471334B2Method and apparatus for horizontally loading and unloading an ink-jet print cartridge from a carriageHEWLETT PACKARD CO·Filed 2001·Granted Oct 29, 2002·31 cites·17 claims
- 0587US6227663B1Ink-jet print cartridge having a low profileHEWLETT PACKARD CO·Filed 2000·Granted May 8, 2001·34 cites·9 claims
- 0686US6296407B1Stackable low profile printer with an input and output media telescoping tray cassetteHEWLETT PACKARD CO·Filed 2000·Granted Oct 2, 2001·31 cites·14 claims
- 0785US6296345B1Method and apparatus for horizontally loading and unloading an ink-jet print cartridge from a carriageHEWLETT PACKARD CO·Filed 2000·Granted Oct 2, 2001·27 cites·15 claims
- 0880US5360230ADamping force control device for suspension systemAISIN SEIKI·Filed 1991·Granted Nov 1, 1994·49 cites·3 claims
- 0978US6435662B2Ink-jet print cartridge, ink-jet printer, method and apparatusHEWLETT PACKARD CO·Filed 2001·Granted Aug 20, 2002·20 cites·18 claims
- 1077US9399856B2Hydraulic working machineFUJISHIMA KAZUO·Filed 2012·Granted Jul 26, 2016·7 cites·9 claims
- 1176US6340256B1Media channel and method of clearing media jamsHEWLETT PACKARD CO·Filed 2000·Granted Jan 22, 2002·18 cites·14 claims
- 1274US7653703B2Computer system with a packet transfer device using a hash value for transferring a content requestHITACHI LTD·Filed 2006·Granted Jan 26, 2010·6 cites·13 claims
- 1374US6457804B1Spring for latching a print cartridge in a carriageHEWLETT PACKARD CO·Filed 2000·Granted Oct 1, 2002·15 cites·11 claims
- 1474US6328415B1Displaceable print cartridge chuteHEWLETT PACKARD CO·Filed 1999·Granted Dec 11, 2001·33 cites·33 claims
- 1573US6471426B1Method of propelling an inkjet printer carriageHEWLETT PACKARD CO·Filed 2000·Granted Oct 29, 2002·13 cites·8 claims
- 1670US7453842B2Method and apparatus for mobile networkHITACHI LTD·Filed 2004·Granted Nov 18, 2008·14 cites·11 claims
- 1765US10876841B2Moving body management system and methodHITACHI LTD·Filed 2016·Granted Dec 29, 2020·2 cites·20 claims
- 1865US6089657ASeat cushion pad for automobilesTOYO TIRE & RUBBER CO·Filed 1998·Granted Jul 18, 2000·36 cites·8 claims
- 1963US6806115B2Semiconductor light emitting device and method for producing the sameSHARP KK·Filed 2002·Granted Oct 19, 2004·15 cites·11 claims
- 2063US6499826B1Horizontally loadable carriage for an ink-jet printerHEWLETT PACKARD CO·Filed 2000·Granted Dec 31, 2002·10 cites·6 claims
- 2161US8073462B2Communication system for selecting communication methodYAMAMOTO JUNJI·Filed 2008·Granted Dec 6, 2011·3 cites·14 claims
- 2261US6139128ADiscrete pen wiping and pen specific print direction to reduce size of inkjet printerHEWLETT PACKARD CO·Filed 1999·Granted Oct 31, 2000·20 cites·14 claims
- 2359US11613850B2Base paper for paper tube, and paper tubeJUJO PAPER CO LTD·Filed 2019·Granted Mar 28, 2023·0 cites·5 claims
- 2459US8990372B2Operation managing device and operation management methodSHIKANO HIROAKI·Filed 2012·Granted Mar 24, 2015·1 cites·15 claims
- 2559US6891793B1Network systemFUJITSU LTD·Filed 1999·Granted May 10, 2005·41 cites·11 claims
- 2658US6547378B2Methods for encoding mechanical keys on printheadsHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted Apr 15, 2003·5 cites·10 claims
- 2757US6014414ASynchronization-message-based active reference switching unitFUJITSU LTD·Filed 1997·Granted Jan 11, 2000·21 cites·11 claims
- 2856US10237479B2Communication apparatus, control method for communication apparatus, imaging apparatus, control method for imaging apparatus, and programCANON KK·Filed 2017·Granted Mar 19, 2019·0 cites·6 claims
- 2955US9602722B2Communication apparatus, control method for communication apparatus, imaging apparatus, control method for imaging apparatus, and programCANON KK·Filed 2012·Granted Mar 21, 2017·0 cites·22 claims
- 3055US6948798B2Method and apparatus for horizontally loading and unloading an ink-jet print cartridge from a carriageHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Sep 27, 2005·6 cites·21 claims
- 3154US6568793B2Multiple bit matrix configuration for key-latched printheadsHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted May 27, 2003·4 cites·21 claims
- 3254US5955959ASynchronization message transmitting apparatusFUJITSU LTD·Filed 1997·Granted Sep 21, 1999·19 cites·33 claims
- 3354US4418956AEdge trim and weather seal assemblyAISIN SEIKI·Filed 1981·Granted Dec 6, 1983·17 cites·4 claims
- 3453US11933025B2Air filter deterioration determination device of construction machineHITACHI CONSTRUCTION MACH CO·Filed 2020·Granted Mar 19, 2024·0 cites·7 claims
- 3551US12117784B2Apparatus, method and storage mediumYOKOGAWA ELECTRIC CORP·Filed 2020·Granted Oct 15, 2024·0 cites·16 claims
- 3651US9461962B2Computer system, address management apparatus, and edge nodeHITACHI LTD·Filed 2014·Granted Oct 4, 2016·0 cites·14 claims
- 3751US8094636B2Wireless communication system for communicating via wireless LANYAMAOKA RYOUJI·Filed 2008·Granted Jan 10, 2012·1 cites·2 claims
- 3850US5289893ASteering control apparatusAISIN SEIKI·Filed 1992·Granted Mar 1, 1994·17 cites·19 claims
- 3949US7418203B2Diagnosis method for standby system of optical ring networkFUJITSU LTD·Filed 2004·Granted Aug 26, 2008·1 cites·11 claims
- 4048US2021395951A1Paper tube, and base paper for paper tubeJUJO PAPER CO LTD·Filed 2019·Application pending·0 cites
- 4146US12077944B2Construction machineHITACHI CONSTRUCTION MACH CO·Filed 2020·Granted Sep 3, 2024·0 cites·6 claims
- 4246US2004260769A1Method and apparatus for distributed cache control and network systemFiled 2004·Application pending·0 cites
- 4346US2024304563A1Position Specification Method, Position Specification Program, and Inspection ApparatusHITACHI HIGH TECH CORP·Filed 2021·Application pending·0 cites
- 4444US12152374B2Construction machineHITACHI CONSTRUCTION MACH CO·Filed 2019·Granted Nov 26, 2024·0 cites·7 claims
- 4543US9811486B2Programmable controllerMITSUBISHI ELECTRIC CORP·Filed 2013·Granted Nov 7, 2017·0 cites·3 claims
- 4642US4662672ALacking device for a detachable panel of vehiclesAISIN SEIKI·Filed 1981·Granted May 5, 1987·8 cites·1 claims
- 4741US2007066312A1Mobile ad hoc network systemHITACHI LTD·Filed 2006·Application pending·0 cites
- 4841US2014237202A1System for preventing duplication of autonomous distributed files, storage device unit, and data access methodHITACHI LTD·Filed 2014·Application pending·0 cites
- 4940US8219131B2Cognitive wireless communication systemYAMAOKA RYOUJI·Filed 2008·Granted Jul 10, 2012·0 cites·10 claims
- 5040US2014112131A1Switch, computer system using same, and packet forwarding control methodHITACHI LTD·Filed 2011·Application pending·0 cites
Showing the top 50 of 59 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →