Inventor · disambiguated record
Hiroshi Sugiyama
Also filed as: SUGIYAMA HIROSHI
109 granted patents·21 pending applications·2,824 citations·filing 1975–2023
99Inventor score
Top patents by PatentIndex Score
130 records- 0199US6339746B1Route guidance system and method for a pedestrianTOSHIBA KK·Filed 2000·Granted Jan 15, 2002·367 cites·29 claims
- 0296US5485187AInk-jet recording apparatus having improved recovery deviceCANON KK·Filed 1992·Granted Jan 16, 1996·150 cites·14 claims
- 0395US8710927B2High-frequency power amplifierPANASONIC CORP·Filed 2013·Granted Apr 29, 2014·31 cites·19 claims
- 0495US6510379B1Method and apparatus for automatically generating pedestrian route guide text and recording mediumTOSHIBA KK·Filed 2000·Granted Jan 21, 2003·163 cites·23 claims
- 0595US5942615APhenothiazine or phenoxazine derivative, charge-transporting material comprising the same, and electrophotographic photoreceptorTAKASAGO PERFUMERY CO LTD·Filed 1997·Granted Aug 24, 1999·73 cites·1 claims
- 0695US5589858AInformation recording apparatusCANON KK·Filed 1994·Granted Dec 31, 1996·124 cites·17 claims
- 0794US6728636B2Destination guidance system and method for generating individually tailored routes within a complex structureTOSHIBA KK·Filed 2002·Granted Apr 27, 2004·102 cites·35 claims
- 0893US5517222AInk jet recording apparatus having rotary drum with ink receptorCANON KK·Filed 1995·Granted May 14, 1996·96 cites·9 claims
- 0992US6083651APhenothiazine or phenoxazine derivative, charge-transporting material comprising the same, and electrophotographic photoreceptorTAKASAGO PERFUMERY CO LTD·Filed 1998·Granted Jul 4, 2000·54 cites·3 claims
- 1091US6729711B1Ink jet recording apparatusCANON KK·Filed 2000·Granted May 4, 2004·42 cites·27 claims
- 1191US6137503AInk jet recording apparatusCANON KK·Filed 1997·Granted Oct 24, 2000·79 cites·15 claims
- 1290US5887110AVideo data playback system using effective scheme for producing coded video data for fast playback modeNIPPON TELEGRAPH & TELEPHONE·Filed 1996·Granted Mar 23, 1999·173 cites·26 claims
- 1389US6736727B1Service system and service method employing portable terminalTOSHIBA KK·Filed 2000·Granted May 18, 2004·74 cites·6 claims
- 1489US6490522B2Route guidance generation apparatus and methodTOSHIBA KK·Filed 2002·Granted Dec 3, 2002·75 cites·20 claims
- 1589US5770715AHammerhead-like nucleic acid analogues and their synthesisTOAGOSEI CO LTD·Filed 1996·Granted Jun 23, 1998·53 cites·15 claims
- 1687US8040186B2Radio frequency amplifier circuit and mobile communication terminal using the samePANASONIC CORP·Filed 2009·Granted Oct 18, 2011·15 cites·21 claims
- 1787US5821968AInk jet recording apparatus and a process of ink jet recordingCANON KK·Filed 1997·Granted Oct 13, 1998·60 cites·21 claims
- 1886US6345245B1Method and system for managing a common dictionary and updating dictionary data selectively according to a type of local processing systemTOSHIBA KK·Filed 1998·Granted Feb 5, 2002·130 cites·13 claims
- 1985US6946455B2Interstrand crosslinking agents for DNA and compounds thereforJAPAN SCIENCE & TECH CORP·Filed 2001·Granted Sep 20, 2005·26 cites·12 claims
- 2084US9583131B1Magnetic disk device and control methodTOSHIBA KK·Filed 2016·Granted Feb 28, 2017·6 cites·20 claims
- 2184US5567560ATriphenylamine derivative charge-transporting material containing electrophotographic photoreceptorTAKASAGO PERFUMERY CO LTD·Filed 1995·Granted Oct 22, 1996·23 cites·9 claims
- 2284US4797824AAutomatic headrest positioning apparatus for seat of motor vehiclesIKEDA BUSSAN CO·Filed 1988·Granted Jan 10, 1989·63 cites·10 claims
- 2382US6566336B1Compounds alkylating specific base sequence of DNA and method for synthesizing the sameJAPAN SCIENCE & TECH CORP·Filed 1999·Granted May 20, 2003·48 cites·9 claims
- 2482US6262858B1Magnetic disk device for controlling a sense current supplied to a magneto-resistive head based on an ambient temperatureFUJITSU LTD·Filed 1998·Granted Jul 17, 2001·40 cites·7 claims
- 2582US5989765ATriphenylamine derivative, charge-transporting material comprising the same, and electrophotographic photoreceptorTAKASAGO PERFUMERY CO LTD·Filed 1999·Granted Nov 23, 1999·24 cites·6 claims
- 2682US5846929APurification of type G botulinum neurotoxin and pharmaceutical compositions thereofWISCONSIN ALUMNI RES FOUND·Filed 1996·Granted Dec 8, 1998·72 cites·4 claims
- 2782US4992805AImage recording apparatusCANON KK·Filed 1990·Granted Feb 12, 1991·46 cites·17 claims
- 2881US11691920B2High alumina fused cast refractory and method of producing sameSAINT GOBAIN TM K K·Filed 2019·Granted Jul 4, 2023·2 cites·8 claims
- 2980US9475735B2High zirconia fused cast refractorySAINT-GOBAIN TM K K·Filed 2014·Granted Oct 25, 2016·5 cites·18 claims
- 3080US4935680AHeadrest control system for motor vehicleIKEDA BUSSAN CO·Filed 1988·Granted Jun 19, 1990·51 cites·11 claims
- 3180US4836608AReclining device of seatIKEDA BUSSAN CO·Filed 1987·Granted Jun 6, 1989·54 cites·9 claims
- 3278US10393656B2Optical instrument for measuring total reflection absorption spectrum and measuring deviceJASCO CORP·Filed 2017·Granted Aug 27, 2019·2 cites·9 claims
- 3378US7067622B2Method of the solid phase synthesis of pyrrole-imidazole polyamideJAPAN SCIENCE & TECH AGENCY·Filed 2002·Granted Jun 27, 2006·8 cites·12 claims
- 3477US5573878ATriphenylamine derivative, charge-transporting material comprising the same, and electrophotographic photoreceptorTAKASAGO PERFUMERY CO LTD·Filed 1994·Granted Nov 12, 1996·12 cites·8 claims
- 3576US7639080B2Radio frequency amplifier circuit and mobile communication terminal using the samePANASONIC CORP·Filed 2007·Granted Dec 29, 2009·8 cites·2 claims
- 3676US6608728B1Magnetic disk unitFUJITSU LTD·Filed 2000·Granted Aug 19, 2003·11 cites·7 claims
- 3776US6172264B1Triphenylamine derivative, charge-transporting material comprising the same, and electrophotographic photoreceptorTAKASAGO PERFUMERY CO LTD·Filed 1999·Granted Jan 9, 2001·19 cites·8 claims
- 3874US7888516B2TGF-β gene expression inhibitorUNIV NIHON·Filed 2005·Granted Feb 15, 2011·2 cites·3 claims
- 3974US5914735AInk jet recording head recovery mechanism with removal of solidified ink therefromCANON KK·Filed 1996·Granted Jun 22, 1999·32 cites·15 claims
- 4073US8531674B2Microscopic total reflection measuring apparatusSOGA NORIAKI·Filed 2010·Granted Sep 10, 2013·7 cites·3 claims
- 4172US5991593ASheet supplying apparatus of air absorbing typeCANON KK·Filed 1997·Granted Nov 23, 1999·20 cites·15 claims
- 4272US5906899ASealed storage battery having electrode plate foot which rests on a rib and cover joint structure with high adhesive strengthMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted May 25, 1999·31 cites·5 claims
- 4372US4881186AApparatus for measuring injection speed of die cast machinesTOSHIBA MACHINE CO LTD·Filed 1988·Granted Nov 14, 1989·13 cites·1 claims
- 4471US11185593B2Alkylating agent for alkylating target with driver oncogene mutationCHIBA PREFECTURE·Filed 2020·Granted Nov 30, 2021·0 cites·17 claims
- 4571US8155968B2Voice recognition apparatus and method for performing voice recognition comprising calculating a recommended distance range between a user and an audio input module based on the S/N ratioSUGIYAMA HIROSHI·Filed 2009·Granted Apr 10, 2012·9 cites·8 claims
- 4671US6713633B1Compounds capable of cleaving double-stranded DNA and method of utilization of the sameJAPAN SCIENCE & TECH CORP·Filed 2000·Granted Mar 30, 2004·4 cites·6 claims
- 4769US7745473B2Indole derivative for alkylating specific base sequence of DNA and alkylating agent and drug containing the derivativeUNIV KYOTO·Filed 2005·Granted Jun 29, 2010·1 cites·20 claims
- 4869US4770552APrinting apparatus for accentuating the outline portion of a printed characterTOKYO ELECTRIC CO LTD·Filed 1987·Granted Sep 13, 1988·17 cites·10 claims
- 4968US5216478ADoppler velocity meterCANON KK·Filed 1992·Granted Jun 1, 1993·24 cites·21 claims
- 5067US10751421B2Alkylating agent for alkylating target with driver oncogene mutationCHIBA PREFECTURE·Filed 2019·Granted Aug 25, 2020·0 cites·17 claims
Showing the top 50 of 130 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →