Inventor · disambiguated record
Shin Hasegawa
Also filed as: HASEGAWA SHIN · HASEGAWA SHIN-YA
144 granted patents·17 pending applications·1,340 citations·filing 1988–2025
99Inventor score
Top patents by PatentIndex Score
161 records- 0198US8474963B2Inkjet recording ink and image forming methodHASEGAWA SHIN·Filed 2009·Granted Jul 2, 2013·37 cites·9 claims
- 0298US7251420B2Method and apparatus for image forming capable of effectively detecting toner densityRICOH KK·Filed 2005·Granted Jul 31, 2007·42 cites·30 claims
- 0397US7551862B2Developing device, and process unit and image forming apparatus using the developing deviceRICOH KK·Filed 2007·Granted Jun 23, 2009·29 cites·20 claims
- 0497US7272354B2Cleaning unit and image forming apparatus having multiple cleaning bladesRICOH KK·Filed 2006·Granted Sep 18, 2007·27 cites·46 claims
- 0597US7228081B2Method and apparatus for image forming capable of controlling image-forming process conditionsRICOH KK·Filed 2005·Granted Jun 5, 2007·37 cites·81 claims
- 0697US5327196AImage forming methodRICOH KK·Filed 1992·Granted Jul 5, 1994·83 cites·17 claims
- 0796US7260335B2Image-information detecting device and image forming apparatusRICOH KK·Filed 2005·Granted Aug 21, 2007·24 cites·19 claims
- 0896US5387965AToner concentration control methodRICOH KK·Filed 1992·Granted Feb 7, 1995·75 cites·16 claims
- 0995US7106664B2Optical head and information storage deviceFUJITSU LTD·Filed 2005·Granted Sep 12, 2006·23 cites·17 claims
- 1094US7798629B2Pigment dispersion, inkjet-ink using the pigment dispersion, image forming process, and image forming apparatusRICOH KK·Filed 2007·Granted Sep 21, 2010·18 cites·12 claims
- 1194US7616909B2Image forming apparatus and image forming methodRICOH KK·Filed 2007·Granted Nov 10, 2009·21 cites·18 claims
- 1294US7384112B2Inkjet recording apparatusBROTHER IND LTD·Filed 2006·Granted Jun 10, 2008·18 cites·7 claims
- 1393US7536121B2Image forming apparatus and image density control methodRICOH KK·Filed 2006·Granted May 19, 2009·16 cites·17 claims
- 1493US7515844B2Image density control method and image forming apparatusRICOH KK·Filed 2006·Granted Apr 7, 2009·19 cites·14 claims
- 1593US5198861AImage density control method for an image forming apparatus for reducing background contamination of a photoconductive drumRICOH KK·Filed 1992·Granted Mar 30, 1993·57 cites·9 claims
- 1692US10202572B2Culture container, culture observation apparatus and culture observation methodSONY CORP·Filed 2015·Granted Feb 12, 2019·11 cites·16 claims
- 1792US9952435B2Display apparatus having curved image forming apparatusSONY CORP·Filed 2014·Granted Apr 24, 2018·12 cites·20 claims
- 1891US11332629B2Curable clear ink composition, storing container, ink set, printing method, printed matter, and cured materialRICOH CO LTD·Filed 2020·Granted May 17, 2022·2 cites·17 claims
- 1991US7815301B2Water-based pigment dispersion, production method thereof, water-based pigment ink, production method thereof, ink record, inkjet recording apparatus, and inkjet recording methodRICOH KK·Filed 2006·Granted Oct 19, 2010·10 cites·24 claims
- 2091US7493058B2Image forming apparatus and toner concentration controlling methodRICOH KK·Filed 2006·Granted Feb 17, 2009·13 cites·12 claims
- 2191US6256459B1Developing apparatus and image forming apparatus using the same developing apparatus and method of determining end-of-toner conditionRICOH KK·Filed 1999·Granted Jul 3, 2001·51 cites·29 claims
- 2290US7778560B2Image forming apparatus and method of adjusting charge biasRICOH KK·Filed 2007·Granted Aug 17, 2010·10 cites·11 claims
- 2390US7551864B2Image forming apparatus and method of controlling an image qualityRICOH KK·Filed 2006·Granted Jun 23, 2009·12 cites·20 claims
- 2489US7596295B2Magnetic disk deviceFUJITSU LTD·Filed 2006·Granted Sep 29, 2009·9 cites·16 claims
- 2589US7110696B2Cleaning unit, process cartridge, and image forming apparatusRICOH KK·Filed 2003·Granted Sep 19, 2006·27 cites·47 claims
- 2689US7101919B2Inkjet, inkjet cartridge containing the inkjet ink, inkjet recording apparatus using the inkjet ink, inkjet recording method using the inkjet ink, and image formed by the inkjet recording methodRICOH KK·Filed 2003·Granted Sep 5, 2006·31 cites·14 claims
- 2789US6786959B2Pigment dispersion, method for preparing the pigment dispersion, inkjet ink using the pigment dispersion, method for preparing the inkjet ink, ink cartridge containing the inkjet ink, image forming method and apparatus using the inkjet ink, and print image produced by the image forming method and apparatusRICOH KK·Filed 2003·Granted Sep 7, 2004·29 cites·23 claims
- 2889US5182600AToner end detecting method for an electrophotographic copierRICOH KK·Filed 1991·Granted Jan 26, 1993·43 cites·8 claims
- 2988US8646891B2Inkjet recording ink, inkjet recording ink set, and ink cartridgeHASEGAWA SHIN·Filed 2013·Granted Feb 11, 2014·4 cites·7 claims
- 3088US8455851B2Optical sensor and image forming apparatusTANAKA KAYOKO·Filed 2010·Granted Jun 4, 2013·5 cites·15 claims
- 3188US7664413B2Image forming device including a toner pattern forming unitRICOH KK·Filed 2006·Granted Feb 16, 2010·10 cites·7 claims
- 3288US6584058B1Optical storage device and liquid crystal device having separate liquid crystal layers with opposing electrodesFUJITSU LTD·Filed 2000·Granted Jun 24, 2003·21 cites·15 claims
- 3387US9056457B2Image recording apparatusHASEGAWA SHIN·Filed 2013·Granted Jun 16, 2015·5 cites·8 claims
- 3487US8045874B2Image forming apparatus and image density control methodRICOH CO LTD·Filed 2009·Granted Oct 25, 2011·9 cites·19 claims
- 3587US7747182B2Image forming apparatus with toner density controlRICOH KK·Filed 2006·Granted Jun 29, 2010·9 cites·9 claims
- 3686US8636351B2Inkjet ink, ink cartridge containing the inkjet ink, inkjet recording apparatus using the inkjet cartridge, and print formed by the inkjet inkHASEGAWA SHIN·Filed 2013·Granted Jan 28, 2014·3 cites·7 claims
- 3786US8155543B2Image forming apparatus capable of reducing a lengthy duration of an adjustment controlISHIBASHI HITOSHI·Filed 2006·Granted Apr 10, 2012·10 cites·18 claims
- 3886US5857131AImage forming condition control device and method for an image forming apparatusRICOH KK·Filed 1997·Granted Jan 5, 1999·39 cites·22 claims
- 3985US8770735B2Inkjet recording ink and ink cartridgeHAKIRI MINORU·Filed 2010·Granted Jul 8, 2014·4 cites·16 claims
- 4085US7594712B2Ink-jet printerBROTHER IND LTD·Filed 2005·Granted Sep 29, 2009·8 cites·10 claims
- 4185US7551866B2Image forming method and apparatus with improved conversion capability of amount of toner adhesionRICOH KK·Filed 2006·Granted Jun 23, 2009·8 cites·9 claims
- 4285US7548704B2Image forming apparatus effectively conducting a process controlRICOH KK·Filed 2007·Granted Jun 16, 2009·8 cites·12 claims
- 4384US9155212B2Electronic component, mounting member, electronic apparatus, and their manufacturing methodsCANON KK·Filed 2013·Granted Oct 6, 2015·7 cites·20 claims
- 4483US8247473B2Colorant dispersion of recording ink, and recording ink using the sameNARUSE MITSURU·Filed 2009·Granted Aug 21, 2012·5 cites·12 claims
- 4583US8197049B2Inkjet recording ink, ink cartridge, inkjet recording method, inkjet recording apparatus, and ink recorded matterHAKIRI MINORU·Filed 2008·Granted Jun 12, 2012·5 cites·10 claims
- 4683US8095025B2Image forming apparatus capable of efficient toner concentration controlISHIBASHI HITOSHI·Filed 2007·Granted Jan 10, 2012·7 cites·20 claims
- 4783US7821677B2Method and apparatus for image forming capable of accurately detecting displacement of transfer images and image densityRICOH KK·Filed 2006·Granted Oct 26, 2010·7 cites·15 claims
- 4883US7672602B2Developing unit and image forming apparatus which forces consumption of tonerRICOH KK·Filed 2006·Granted Mar 2, 2010·7 cites·10 claims
- 4983US4957336ALaser beam scanner and its fabricating methodFUJITSU LTD·Filed 1988·Granted Sep 18, 1990·51 cites·29 claims
- 5081US10670980B2Toner, developer, and image forming apparatusOHNUMA KOH·Filed 2018·Granted Jun 2, 2020·3 cites·8 claims
Showing the top 50 of 161 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →