Inventor · disambiguated record
Yoshihiro Sugiyama
Also filed as: SUGIYAMA YOSHIHIRO
25 granted patents·8 pending applications·858 citations·filing 1986–2022
97Inventor score
Files withFUJITSU LTD20RICOH KK7MITSUBISHI ELECTRIC CORP2MITSUBISHI HEAVY IND LTD1SUGIYAMA YOSHIHIRO1
Top patents by PatentIndex Score
33 records- 0196US6258502B1Two-component developer, two-component developer holding container, and electrophotographic image formation apparatus equipped with the containerRICOH KK·Filed 2000·Granted Jul 10, 2001·73 cites·13 claims
- 0293US6183926B1Toner and two-component developer for electrophotographic process and image formation method and image formation apparatus using the tonerRICOH KK·Filed 1999·Granted Feb 6, 2001·73 cites·36 claims
- 0393US6011271ASemiconductor device and method of fabricating the sameFUJITSU LTD·Filed 1996·Granted Jan 4, 2000·147 cites·35 claims
- 0489US6235547B1Semiconductor device and method of fabricating the sameFUJITSU LTD·Filed 1999·Granted May 22, 2001·93 cites·24 claims
- 0587US6281519B1Quantum semiconductor memory device including quantum dotsFUJITSU LTD·Filed 1999·Granted Aug 28, 2001·71 cites·20 claims
- 0687US4860050ADeveloping replenisher material for use in image forming deviceRICOH KK·Filed 1987·Granted Aug 22, 1989·33 cites·52 claims
- 0786US6573527B1Quantum semiconductor device including quantum dots and a fabrication process thereofFUJITSU LTD·Filed 1996·Granted Jun 3, 2003·72 cites·32 claims
- 0884US6809371B2Semiconductor memory device and manufacturing method thereofFUJITSU LTD·Filed 2003·Granted Oct 26, 2004·27 cites·15 claims
- 0981US9029333B2Solid preparation for dialysisSUGIYAMA YOSHIHIRO·Filed 2009·Granted May 12, 2015·12 cites·12 claims
- 1081US5936258AOptical semiconductor memory device and read/write method thereforFUJITSU LTD·Filed 1996·Granted Aug 10, 1999·55 cites·25 claims
- 1181US5392307AVertical optoelectronic semiconductor deviceFUJITSU LTD·Filed 1993·Granted Feb 21, 1995·43 cites·18 claims
- 1279US11065832B2Bladder bag and molding method of composite materialMITSUBISHI HEAVY IND LTD·Filed 2017·Granted Jul 20, 2021·1 cites·28 claims
- 1379US6459107B2Photodetector having a mixed crystal layer of SiGeCFUJITSU LTD·Filed 2001·Granted Oct 1, 2002·24 cites·7 claims
- 1479US6177684B1Quantum semiconductor device having a quantum dot structureFUJITSU LTD·Filed 1998·Granted Jan 23, 2001·72 cites·18 claims
- 1575US7621448B2Information display medium, information managing apparatus, information managing method, guidance managing method, and guidance managing programRICOH KK·Filed 2005·Granted Nov 24, 2009·5 cites·20 claims
- 1674US6875923B2Bus bar device and electric junction box incorporating the sameYAZAKI CORP·Filed 2004·Granted Apr 5, 2005·25 cites·7 claims
- 1760US12354253B2Alignment system, alignment method, and recording mediumMITSUBISHI ELECTRIC CORP·Filed 2022·Granted Jul 8, 2025·0 cites·12 claims
- 1855US6780699B2Semiconductor device and method for fabricating the sameFUJITSU LTD·Filed 2003·Granted Aug 24, 2004·5 cites·20 claims
- 1951US12423083B2Code adjustment device and code adjustment methodMITSUBISHI ELECTRIC CORP·Filed 2021·Granted Sep 23, 2025·0 cites·10 claims
- 2047US7129136B2Semiconductor memory device and manufacturing method thereofFUJITSU LTD·Filed 2004·Granted Oct 31, 2006·2 cites·7 claims
- 2146US4957842ALiquid developer for electrostatic latent images using flushed pigmentsRICOH KK·Filed 1986·Granted Sep 18, 1990·8 cites·11 claims
- 2244US2019371495A1ProtectorSUMITOMO WIRING SYSTEMS·Filed 2019·Application pending·0 cites
- 2343US2008179645A1Semiconductor device and method of producing the sameFUJITSU LTD·Filed 2008·Application pending·0 cites
- 2442US5160993AHigh speed optosemiconductor device having multiple quantum wellsFUJITSU LTD·Filed 1991·Granted Nov 3, 1992·10 cites·24 claims
- 2542US2005280006A1Semiconductor device having low interface state density and method for fabricating the sameFUJITSU LTD·Filed 2005·Application pending·0 cites
- 2642US2004216040A1Product information contrast systemRICOH KK·Filed 2004·Application pending·0 cites
- 2741US4929984AResonant tunnelling barrier structure deviceFUJITSU LTD·Filed 1988·Granted May 29, 1990·7 cites·7 claims
- 2838US7593737B2Transportation management system, transportation management method, communication sheet, and communication antennaRICOH KK·Filed 2005·Granted Sep 22, 2009·0 cites·11 claims
- 2936US6949805B2Semiconductor device having low interface state density and method for fabricating the sameFUJITSU LTD·Filed 2003·Granted Sep 27, 2005·0 cites·13 claims
- 3036US2004185624A1Semiconductor device and method for fabricating the sameFUJITSU LTD·Filed 2004·Application pending·0 cites
- 3134US2005142715A1Semiconductor device with high dielectric constant insulator and its manufactureFUJITSU LTD·Filed 2004·Application pending·0 cites
- 3233US2003222316A1Semiconductor device and method for fabricating the sameFUJITSU LTD·Filed 2003·Application pending·0 cites
- 3332US2003168705A1Semiconductor device and method for fabricating the sameFUJITSU LTD·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →