Inventor · disambiguated record
Masayuki Yamaguchi
Also filed as: YAMAGUCHI MASAYUKI
85 granted patents·22 pending applications·1,121 citations·filing 1977–2023
99Inventor score
Files withNEC CORP20DENSO CORP10HONDA MOTOR CO LTD10FUJIFILM BUSINESS INNOVATION CORP9TS TECH CO LTD8
Top patents by PatentIndex Score
107 records- 0193US4719636AWavelength tunable semiconductor laser device provided with control regionsNEC CORP·Filed 1985·Granted Jan 12, 1988·61 cites·15 claims
- 0292US4796273ADistributed feedback semiconductor laserNEC CORP·Filed 1986·Granted Jan 3, 1989·51 cites·12 claims
- 0390US9896005B2Vehicle seatTS TECH CO LTD·Filed 2016·Granted Feb 20, 2018·5 cites·17 claims
- 0490US9056568B2Seat back structure for vehicleMATSUMOTO TOMOKI·Filed 2011·Granted Jun 16, 2015·19 cites·14 claims
- 0590US5825047AOptical semiconductor deviceNEC CORP·Filed 1994·Granted Oct 20, 1998·119 cites·46 claims
- 0690US4759023AMonolithically integrated semiconductor optical device and method of fabricating sameNEC CORP·Filed 1986·Granted Jul 19, 1988·45 cites·10 claims
- 0790US4704720ADistributed-feedback semiconductor laserNEC CORP·Filed 1985·Granted Nov 3, 1987·45 cites·12 claims
- 0889US9346379B2Vehicle seatTS TECH CO LTD·Filed 2015·Granted May 24, 2016·5 cites·15 claims
- 0989US6031851AMode-locked semiconductor laser and method of driving the sameNEC CORP·Filed 1997·Granted Feb 29, 2000·82 cites·16 claims
- 1088US9061613B2Vehicle seatTS TECH CO LTD·Filed 2015·Granted Jun 23, 2015·5 cites·11 claims
- 1188US4751710ASemiconductor laser deviceNEC CORP·Filed 1985·Granted Jun 14, 1988·40 cites·12 claims
- 1287US8955907B2Vehicle seatADACHI TAKAMASA·Filed 2011·Granted Feb 17, 2015·9 cites·20 claims
- 1386US4410013AComposite dual tubingNIPPON STEEL CORP·Filed 1981·Granted Oct 18, 1983·59 cites·3 claims
- 1485US5953359ALaser diode array and fabrication method thereofNEC CORP·Filed 1997·Granted Sep 14, 1999·65 cites·9 claims
- 1584US5392303AFrequency stabilization method of semiconductor laser, frequency-stabilized light source and laser moduleNEC CORP·Filed 1994·Granted Feb 21, 1995·47 cites·24 claims
- 1683US8340445B2Image encoding device, image encoding method, image encoding/decoding systemYAMAGUCHI MASAYUKI·Filed 2008·Granted Dec 25, 2012·9 cites·38 claims
- 1780US11833929B2Vehicle seatTS TECH CO LTD·Filed 2023·Granted Dec 5, 2023·0 cites·14 claims
- 1880US7652106B2Resin composition containing poly-3-hydroxybutyrate polymer, and method for producing the sameTOSOH CORP·Filed 2005·Granted Jan 26, 2010·4 cites·5 claims
- 1979US8487509B2Drive circuit and physical quantity measuring deviceYAMAGUCHI MASAYUKI·Filed 2011·Granted Jul 16, 2013·3 cites·10 claims
- 2079US7544422B2LaminateTOSOH CORP·Filed 2005·Granted Jun 9, 2009·3 cites·7 claims
- 2179US7119782B2Display device and driving method of the sameNEC ELECTRONICS CORP·Filed 2003·Granted Oct 10, 2006·17 cites·14 claims
- 2278US8840043B2Rotary atomization coating deviceNAKAZONO DAISUKE·Filed 2012·Granted Sep 23, 2014·7 cites·7 claims
- 2378US8107751B2DPCM with adaptive range and PCM escape modeLEI SHAWMIN·Filed 2007·Granted Jan 31, 2012·6 cites·24 claims
- 2478US6337108B1Powder paint composition and process for forming multi-layer coats containing the coat thereofHONDA MOTOR CO LTD·Filed 2000·Granted Jan 8, 2002·25 cites·5 claims
- 2576US8716918B2Drive circuit and physical quantity measuring deviceSEIKO EPSON CORP·Filed 2013·Granted May 6, 2014·2 cites·10 claims
- 2675US9395541B2Head-up display apparatusDENSO CORP·Filed 2014·Granted Jul 19, 2016·3 cites·12 claims
- 2775US6603175B2Operating circuit with voltage regular circuit having at least a partially depleted soi field effect transistorSEIKO EPSON CORP·Filed 2001·Granted Aug 5, 2003·21 cites·21 claims
- 2874US11560076B2Vehicle seatTS TECH CO LTD·Filed 2021·Granted Jan 24, 2023·0 cites·8 claims
- 2974US9639208B2Touch panel systemSHARP KK·Filed 2014·Granted May 2, 2017·3 cites·7 claims
- 3074US6597229B1Interface circuit and, electronic device and communication system provided with sameNEC ELECTRONICS CORP·Filed 2000·Granted Jul 22, 2003·27 cites·19 claims
- 3173US10558039B2Head-up display apparatusDENSO CORP·Filed 2016·Granted Feb 11, 2020·2 cites·9 claims
- 3271US11001175B2Vehicle seatTS TECH CO LTD·Filed 2020·Granted May 11, 2021·0 cites·12 claims
- 3371US10885840B2Image display apparatusSHENZHEN TOREY MICROELECTRONIC TECH CO LTD·Filed 2018·Granted Jan 5, 2021·1 cites·5 claims
- 3471US4751719ADistributed feedback semiconductor laser deviceNEC CORP·Filed 1986·Granted Jun 14, 1988·18 cites·12 claims
- 3568US4869915AWhipped oily flavorFUJI OIL CO LTD·Filed 1988·Granted Sep 26, 1989·47 cites·3 claims
- 3667US6456111B1Receiver circuit for a complementary signalNEC CORP·Filed 2001·Granted Sep 24, 2002·11 cites·7 claims
- 3765US4404992AComposite dual tubingNIPPON STEEL CORP·Filed 1981·Granted Sep 20, 1983·31 cites·8 claims
- 3864US8983215B2Image processing device and image processing methodYAMAGUCHI MASAYUKI·Filed 2011·Granted Mar 17, 2015·1 cites·10 claims
- 3964US8942496B2Image processing apparatus and image processing methodSEKI YOSHITAKA·Filed 2011·Granted Jan 27, 2015·2 cites·8 claims
- 4064US5541945AWavelength-tunable semiconductor laserNEC CORP·Filed 1995·Granted Jul 30, 1996·23 cites·17 claims
- 4163US8515913B2File management apparatus, file management method, and computer readable medium storing programYAMAGUCHI MASAYUKI·Filed 2011·Granted Aug 20, 2013·1 cites·20 claims
- 4263US7678866B2Polyethylene composition and process for producing sameTOSOH CORP·Filed 2004·Granted Mar 16, 2010·6 cites·19 claims
- 4362US11056083B2Display control device and image display methodSHENZHEN TOREY MICROELECTRONIC TECH CO LTD·Filed 2019·Granted Jul 6, 2021·0 cites·18 claims
- 4460US9318993B2Drive circuit and physical quantity measuring deviceSEIKO EPSON CORP·Filed 2014·Granted Apr 19, 2016·0 cites·10 claims
- 4559US12249172B2Information processing apparatus, non-transitory computer readable medium storing program, and information processing methodFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Granted Mar 11, 2025·0 cites·19 claims
- 4659US10569675B2Vehicle seatTS TECH CO LTD·Filed 2018·Granted Feb 25, 2020·0 cites·10 claims
- 4759US8113140B2Powder coating apparatus and powder coating methodYAMAGUCHI MASAYUKI·Filed 2008·Granted Feb 14, 2012·1 cites·3 claims
- 4859US5989771AInk jet recording materialsKIMOTO KK·Filed 1998·Granted Nov 23, 1999·13 cites·6 claims
- 4958US9436008B2Head-up display deviceDENSO CORP·Filed 2014·Granted Sep 6, 2016·1 cites·27 claims
- 5058US4413657AExhaust pipe with vibration dampingNIPPON STEEL CORP·Filed 1981·Granted Nov 8, 1983·25 cites·4 claims
Showing the top 50 of 107 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →