Inventor · disambiguated record
Koji Hamaguchi
Also filed as: HAMAGUCHI KOJI
24 granted patents·7 pending applications·463 citations·filing 1988–2025
96Inventor score
Top patents by PatentIndex Score
31 records- 0190US6862213B2Semiconductor memory device and control method thereofSHARP KK·Filed 2003·Granted Mar 1, 2005·55 cites·9 claims
- 0289US6998698B2Memory cell with a perovskite structure varistorSHARP KK·Filed 2003·Granted Feb 14, 2006·50 cites·19 claims
- 0389US5288369ADeinking method and deinking compositionKAO CORP·Filed 1991·Granted Feb 22, 1994·40 cites·6 claims
- 0488US5100574ADeinking agentKAO CORP·Filed 1989·Granted Mar 31, 1992·37 cites·3 claims
- 0587US4964949ADeinking composition for reclamation of waste paperKAO CORP·Filed 1988·Granted Oct 23, 1990·55 cites·7 claims
- 0682US5801135ADeinking composition comprising a fatty acid mixture and a nonionic surfactantKAO CORP·Filed 1995·Granted Sep 1, 1998·30 cites·17 claims
- 0776US6273995B1Paper bulking promoter, highly bulky pulp sheet, and process for producing the pulp sheetKAO CORP·Filed 1997·Granted Aug 14, 2001·43 cites·19 claims
- 0875US5120397ADeinking agentKAO CORP·Filed 1990·Granted Jun 9, 1992·23 cites·5 claims
- 0974US6967867B2Semiconductor memory device and method for correcting memory cell dataSHARP KK·Filed 2003·Granted Nov 22, 2005·21 cites·16 claims
- 1071US5643409AMethod for deinking wastepaperKAO CORP·Filed 1994·Granted Jul 1, 1997·17 cites·11 claims
- 1170US5304316ADeinking agent for regenerating waste printed paper comprising reaction product of compound having an OH group, a dicarboxylic acid, or an anhydride thereofKAO CORP·Filed 1992·Granted Apr 19, 1994·20 cites·2 claims
- 1268US8079708B2Eye refractive power measurement apparatusHAMAGUCHI KOJI·Filed 2010·Granted Dec 20, 2011·6 cites·6 claims
- 1364US6977843B2Semiconductor memory device with malfunction prevention device, and portable electronic apparatus using the sameSHARP KK·Filed 2004·Granted Dec 20, 2005·11 cites·6 claims
- 1461US6621734B2Nonvolatile semiconductor memory device and electronic information apparatusSHARP KK·Filed 2002·Granted Sep 16, 2003·13 cites·11 claims
- 1559US2024016472A1Ultrasonic tonometer and non-transitory computer readable storage mediumNIDEK KK·Filed 2023·Application pending·0 cites
- 1658US5281358ADeinking agentKAO CORP·Filed 1990·Granted Jan 25, 1994·13 cites·3 claims
- 1758US2025195034A1Ultrasonic ophthalmic tonometerNIDEK KK·Filed 2023·Application pending·0 cites
- 1858US2024032786A1Ophthalmic apparatus and operation unitNIDEK KK·Filed 2023·Application pending·0 cites
- 1958US2025311456A1Semiconductor packageSAMSUNG ELECTRONICS CO LTD·Filed 2025·Application pending·0 cites
- 2054US7023731B2Semiconductor memory device and portable electronic apparatusSHARP KK·Filed 2004·Granted Apr 4, 2006·8 cites·12 claims
- 2153US2025311455A1Semiconductor package and method of fabricating the sameSAMSUNG ELECTRONICS CO LTD·Filed 2025·Application pending·0 cites
- 2249US5672244AHigh temperature deinking method using an alkylene oxide adductKAO CORP·Filed 1995·Granted Sep 30, 1997·6 cites·14 claims
- 2348US7161207B2Computer system, memory structure and structure for providing storage of dataSHARP KK·Filed 2004·Granted Jan 9, 2007·3 cites·31 claims
- 2447US11771316B2Method for ophthalmic examination and remote examination programNIDEK KK·Filed 2020·Granted Oct 3, 2023·0 cites·11 claims
- 2547US5695603ADeinking agent with polyoxyalkylene group consisting of specific block and random arrangement units and method for reclaiming waste paper using sameKAO CORP·Filed 1995·Granted Dec 9, 1997·6 cites·17 claims
- 2647US2004074614A1Deinking agentFiled 2003·Application pending·0 cites
- 2746US10012206B2Runner vane of axial hydraulic machine, runner of axial hydraulic machine, and axial hydraulic machineTOSHIBA KK·Filed 2015·Granted Jul 3, 2018·0 cites·9 claims
- 2845US7106630B2Semiconductor storage device, mobile electronic apparatus, method for controlling erase operation, and method for controlling program operationSHARP KK·Filed 2004·Granted Sep 12, 2006·4 cites·34 claims
- 2943US2008212846A1Biometric authentication using biologic templatesYAMAMOTO KAZUYA·Filed 2007·Application pending·0 cites
- 3038US8696125B2Eye refractive power measurement apparatusHAMAGUCHI KOJI·Filed 2011·Granted Apr 15, 2014·0 cites·8 claims
- 3133US5585339ADeinking composition and deinking methodKAO CORP·Filed 1994·Granted Dec 17, 1996·2 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →