Inventor · disambiguated record
Takashi Hama
Also filed as: HAMA TAKASHI
30 granted patents·11 pending applications·457 citations·filing 1994–2017
97Inventor score
Top patents by PatentIndex Score
41 records- 0196US7260336B2Image forming apparatus and image forming method for performing density control of toner imagesSEIKO EPSON CORP·Filed 2006·Granted Aug 21, 2007·21 cites·8 claims
- 0291US7072597B2Image forming apparatus and image method for forming toner images with optimized patch image densitySEIKO EPSON CORP·Filed 2003·Granted Jul 4, 2006·32 cites·20 claims
- 0390US6871026B2Apparatus for and method of forming image under controlled image forming conditionSEIKO EPSON CORP·Filed 2003·Granted Mar 22, 2005·34 cites·51 claims
- 0488US7251423B2Image forming apparatus and image forming methodSEIKO EPSON CORP·Filed 2006·Granted Jul 31, 2007·9 cites·9 claims
- 0587US6909858B2Image forming apparatus, toner-adhesion calculation method and data processing methodSEIKO EPSON CORP·Filed 2003·Granted Jun 21, 2005·28 cites·23 claims
- 0683US6415114B1Image forming apparatus and methodSEIKO EPSON CORP·Filed 2001·Granted Jul 2, 2002·20 cites·2 claims
- 0783US6336008B1Image forming apparatus with adjustable image density and methodSEIKO EPSON CORP·Filed 2000·Granted Jan 1, 2002·19 cites·34 claims
- 0882US6341203B1Image forming apparatus and method with adjustable image density factorSEIKO EPSON CORP·Filed 2000·Granted Jan 22, 2002·18 cites·26 claims
- 0981US8394476B2Polyester resin bottle and method of producing the sameHAMA TAKASHI·Filed 2005·Granted Mar 12, 2013·10 cites·3 claims
- 1080US5883732AOptical scannerSEIKO EPSON CORP·Filed 1996·Granted Mar 16, 1999·52 cites·13 claims
- 1179US9153757B2Thermoplastic resin composition for reflective material, reflective plate, and light-emitting diode elementOGASAWARA HIDETO·Filed 2012·Granted Oct 6, 2015·3 cites·16 claims
- 1279US6658221B2Method of and apparatus for measuring quantity of toner on belt-shaped image carrierSEIKO EPSON CORP·Filed 2002·Granted Dec 2, 2003·18 cites·25 claims
- 1377US7068957B2Image forming apparatus and image forming method involving application of a developing bias to a toner carrierSEIKO EPSON CORP·Filed 2003·Granted Jun 27, 2006·15 cites·28 claims
- 1475US7680425B2Image forming apparatus and method for controlling tone characteristics based on tone-control patch imageSEIKO EPSON CORP·Filed 2004·Granted Mar 16, 2010·14 cites·5 claims
- 1574US7269362B2Image forming apparatus, control method and toner consumption calculating apparatus and methodSEIKO EPSON CORP·Filed 2004·Granted Sep 11, 2007·13 cites·41 claims
- 1673US6934481B2Image forming apparatus and image forming methodSEIKO EPSON CORP·Filed 2003·Granted Aug 23, 2005·13 cites·14 claims
- 1773US6597878B2Apparatus for measuring quantity of toner, and image forming apparatus comprising measuring apparatusSEIKO EPSON CORP·Filed 2001·Granted Jul 22, 2003·13 cites·21 claims
- 1868US9598715B2Method for measuring color change of oxidation-reduction indicatorNISHINAGA EIJI·Filed 2012·Granted Mar 21, 2017·1 cites·2 claims
- 1968US5600476AOptical scannerSEIKO EPSON CORP·Filed 1995·Granted Feb 4, 1997·29 cites·10 claims
- 2062US7536126B2Apparatus for forming image-quality evaluation imageSEIKO EPSON CORP·Filed 2005·Granted May 19, 2009·2 cites·15 claims
- 2162US5673136AOptical scannerSEIKO EPSON CORP·Filed 1996·Granted Sep 30, 1997·22 cites·5 claims
- 2261US6445483B2Optical scanning apparatusSEIKO EPSON CORP·Filed 1997·Granted Sep 3, 2002·23 cites·20 claims
- 2359US5781323AOptical scannerSEIKO EPSON CORP·Filed 1996·Granted Jul 14, 1998·19 cites·5 claims
- 2449US2011131105A1Degree of Fraud Calculating Device, Control Method for a Degree of Fraud Calculating Device, and Store Surveillance SystemSEIKO EPSON CORP·Filed 2010·Application pending·0 cites
- 2549US2011063108A1Store Surveillance System, Alarm Device, Control Method for a Store Surveillance System, and a ProgramSEIKO EPSON CORP·Filed 2010·Application pending·0 cites
- 2648US2016090482A1Polyester resin composition for reflective material and reflector including sameMITSUI CHEMICALS INC·Filed 2014·Application pending·0 cites
- 2747US2006280885A1Hollow molded article comprising polyester resinMITSUI CHEMICALS INC·Filed 2006·Application pending·0 cites
- 2846US9151455B2Thermoplastic resin composition for reflector, reflector plate, and light-emitting diode elementOGASAWARA HIDETO·Filed 2012·Granted Oct 6, 2015·0 cites·8 claims
- 2946US2007284788A1Process for Producing Hollow Molded Product of Thermoplastic ResinMITSUI CHEMICALS INC·Filed 2005·Application pending·0 cites
- 3045US10696816B2Polyester resin composition for reflective material, and reflective material comprising sameMITSUI CHEMICALS INC·Filed 2015·Granted Jun 30, 2020·0 cites·15 claims
- 3145US6621991B2Image forming apparatus with predetermined target density and methodSEIKO EPSON CORP·Filed 2001·Granted Sep 16, 2003·2 cites·6 claims
- 3245US5751463AOptical scannerSEIKO EPSON CORP·Filed 1997·Granted May 12, 1998·9 cites·2 claims
- 3344US5453819ACharger apparatusSEIKO EPSON CORP·Filed 1994·Granted Sep 26, 1995·6 cites·31 claims
- 3443US2014147869A1Method and Kit for Measuring Cholesterol in Low-Density LipoproteinsIMAI TOSHIHIRO·Filed 2011·Application pending·0 cites
- 3543US2018011105A1Method of analyzing glycated protein, analysis reagent, analysis kit, and test piece for analysisARKRAY INC·Filed 2017·Application pending·0 cites
- 3642US5877883AOptical scannerSEIKO EPSON CORP·Filed 1998·Granted Mar 2, 1999·9 cites·6 claims
- 3741US2011087535A1Information processing device, information processing system, control method for an information processing device, and a programSEIKO EPSON CORP·Filed 2010·Application pending·0 cites
- 3840US2017210879A1Polyester resin composition for reflective materials and reflection plate containing sameMITSUI CHEMICALS INC·Filed 2015·Application pending·0 cites
- 3935US2017210883A1Resin composition for reflective material, and reflective panel including sameMITSUI CHEMICALS INC·Filed 2015·Application pending·0 cites
- 4033US5764397AOptical scannerSEIKO EPSON CORP·Filed 1996·Granted Jun 9, 1998·3 cites·10 claims
- 4133US2011282662A1Customer Service Data Recording Device, Customer Service Data Recording Method, and Recording MediumAONUMA MASASHI·Filed 2011·Application pending·0 cites
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