Inventor · disambiguated record
Yoshihisa Ohta
Also filed as: OHTA YOSHIHISA
21 granted patents·494 citations·filing 1995–2011
95Inventor score
Top patents by PatentIndex Score
21 records- 0195US5818482AInk jet printing headRICOH KK·Filed 1995·Granted Oct 6, 1998·134 cites·30 claims
- 0292US8256862B2Formation of image by image forming apparatus with overlapping areaTAKAGI YASUNOBU·Filed 2010·Granted Sep 4, 2012·9 cites·14 claims
- 0392US7527351B2Image forming apparatus, liquid discharging head, image forming method, recorded matter, and recording liquidRICOH KK·Filed 2007·Granted May 5, 2009·15 cites·21 claims
- 0487US8011756B2Imaging method and inkjet recording apparatusRICOH CO LTD·Filed 2006·Granted Sep 6, 2011·7 cites·18 claims
- 0587US6331052B1Ink jet printing apparatusRICOH KK·Filed 1998·Granted Dec 18, 2001·70 cites·51 claims
- 0686US6576393B1Composition for resist underlayer film and method for producing the sameJSR CORP·Filed 2000·Granted Jun 10, 2003·75 cites·21 claims
- 0784US5763374ALubricating oil compositions of reduced high-temperature high-shear viscositySANYO CHEMICAL IND LTD·Filed 1995·Granted Jun 9, 1998·52 cites·16 claims
- 0878US6109728AInk jet printing head and its production methodRICOH KK·Filed 1996·Granted Aug 29, 2000·40 cites·13 claims
- 0977US7600842B2Image reproducing and forming apparatus, printer driver and data processing apparatusRICOH KK·Filed 2004·Granted Oct 13, 2009·14 cites·16 claims
- 1076US8416459B2Image processing apparatus, image processing method, program, recording medium, printing system, image forming apparatusITO TAKAYUKI·Filed 2009·Granted Apr 9, 2013·4 cites·12 claims
- 1169US5622924AViscosity index improver and lubricating oilSANYO CHEMICAL IND LTD·Filed 1995·Granted Apr 22, 1997·24 cites·20 claims
- 1266US7690763B2Color imaging apparatus configured to reduce bidirectional color differenceRICOH KK·Filed 2006·Granted Apr 6, 2010·2 cites·17 claims
- 1364US7122226B2Liquid crystal aligning agentJSR CORP·Filed 2003·Granted Oct 17, 2006·6 cites·13 claims
- 1455US7361712B2Water absorbing agent, process for its production, and absorbers and absorbent articles made by using the agentSAN DIA POLYMERS LTD·Filed 2002·Granted Apr 22, 2008·4 cites·13 claims
- 1555US6468714B2Negative radiation-sensitive resin compositionJSR CORP·Filed 2000·Granted Oct 22, 2002·14 cites·14 claims
- 1651US8804219B2Image processing apparatus, image processing method, and computer-readable recording medium storing image processing program for color conversion of image dataHIRANO MASANORI·Filed 2009·Granted Aug 12, 2014·0 cites·15 claims
- 1750US5952150ARadiation sensitive resin compositionJSR CORP·Filed 1997·Granted Sep 14, 1999·16 cites·30 claims
- 1844US8141982B2Color imaging apparatus having yellow nozzle array and magenta nozzle array on same head and shifted relative to each other by a half-pitchNAKANO NAOKI·Filed 2010·Granted Mar 27, 2012·0 cites·17 claims
- 1944US5773532AProcess for producing a polyorganosiloxane-based thermoplastic resinJAPAN SYNTHETIC RUBBER CO LTD·Filed 1997·Granted Jun 30, 1998·8 cites·13 claims
- 2035US8951353B2Manufacturing method and apparatus for semiconductor deviceMORIYAMA YOSHIKAZU·Filed 2011·Granted Feb 10, 2015·0 cites·10 claims
- 2130US6991324B2Solution injector head, functional layer forming apparatus and liquid crystal displayJSR CORP·Filed 2003·Granted Jan 31, 2006·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →