Inventor · disambiguated record
Sadao Osawa
Also filed as: OSAWA SADAO
35 granted patents·410 citations·filing 1971–2014
98Inventor score
Top patents by PatentIndex Score
35 records- 0185US5582941AColor image forming methodFUJI PHOTO FILM CO LTD·Filed 1994·Granted Dec 10, 1996·25 cites·6 claims
- 0283US5620822AMethod for preparation of printing plate by electrophotographic processFUJI PHOTO FILM CO LTD·Filed 1994·Granted Apr 15, 1997·28 cites·17 claims
- 0378US6152037AMethod of lithographic printingFUJI PHOTO FILM CO LTD·Filed 1999·Granted Nov 28, 2000·37 cites·11 claims
- 0476US4579591ADesensitizing solution for use in offset printingTOMOEGAWA PAPER CO LTD·Filed 1984·Granted Apr 1, 1986·18 cites·15 claims
- 0574US5501929AMethod for preparation of printing plate by electrophotographic processFUJI PHOTO FILM CO LTD·Filed 1994·Granted Mar 26, 1996·20 cites·24 claims
- 0674US5073464AMethod of processing electrophotographic lithographic printing plate precursorsFUJI PHOTO FILM CO LTD·Filed 1989·Granted Dec 17, 1991·17 cites·7 claims
- 0770US6184267B1Oil-based ink for preparing printing plate by ink jet process and method for preparing printing plate by ink jet processFUJI PHOTO FILM CO LTD·Filed 1998·Granted Feb 6, 2001·21 cites·3 claims
- 0869US5395721AElectrophotographic material for color proofingFUJI PHOTO FILM CO LTD·Filed 1993·Granted Mar 7, 1995·24 cites·17 claims
- 0966US5689785AColor image forming method and apparatus used thereforFUJI PHOTO FILM CO LTD·Filed 1996·Granted Nov 18, 1997·14 cites·6 claims
- 1064US5648190AMethod of forming color images and apparatus used thereforFUJI PHOTO FILM CO LTD·Filed 1994·Granted Jul 15, 1997·13 cites·6 claims
- 1160US5582943AMethod of forming an electrophotographic color transfer image and electrophotographic light-sensitive material for use thereinFUJI PHOTO FILM CO LTD·Filed 1994·Granted Dec 10, 1996·12 cites·18 claims
- 1259US10176539B2Power supply systemSOFTBANK CORP·Filed 2014·Granted Jan 8, 2019·1 cites·19 claims
- 1358US5747214AMethod of forming an electrophotographic color transfer image and apparatus used thereforFUJI PHOTO FILM CO LTD·Filed 1994·Granted May 5, 1998·11 cites·11 claims
- 1458US5714289AMethod of preparation of electrophotographic printing plateFUJI PHOTO FILM CO LTD·Filed 1995·Granted Feb 3, 1998·13 cites·12 claims
- 1558US5626996AElectrophotographic material for color proofingFUJI PHOTO FILM CO LTD·Filed 1995·Granted May 6, 1997·14 cites·24 claims
- 1658US5051327AMethod for oil-densensitization treatment of lithographic printing plateFUJI PHOTO FILM CO LTD·Filed 1989·Granted Sep 24, 1991·10 cites·6 claims
- 1757US4033890ALiquid developer for electrophotographyFUJI PHOTO FILM CO LTD·Filed 1975·Granted Jul 5, 1977·9 cites·10 claims
- 1857US4019993AManufacturing process for liquid developerFUJI PHOTO FILM CO LTD·Filed 1971·Granted Apr 26, 1977·7 cites·8 claims
- 1956US5391445AElectrophotographic material for color proofingFUJI PHOTO FILM CO LTD·Filed 1993·Granted Feb 21, 1995·11 cites·17 claims
- 2053US4062789ALiquid developer for electrophotographyFUJI PHOTO FILM CO LTD·Filed 1974·Granted Dec 13, 1977·13 cites·17 claims
- 2152US5670283AElectrophotographic material for color proofingFUJI PHOTO FILM CO LTD·Filed 1994·Granted Sep 23, 1997·9 cites·5 claims
- 2247US6197847B1Oil-based ink for preparing printing plate by ink jet process and method for preparing printing plate by ink jet processFUJI PHOTO FILM CO LTD·Filed 1998·Granted Mar 6, 2001·8 cites·4 claims
- 2347US6004716AMethod of forming an electrophotographic transfer imageFUJI PHOTO FILM CO LTD·Filed 1992·Granted Dec 21, 1999·7 cites·5 claims
- 2446US6136889AOil-based ink for preparing printing plate by ink jet process and method for preparing printing plate by ink jet processFUJI PHOTO FILM CO LTD·Filed 1998·Granted Oct 24, 2000·8 cites·4 claims
- 2545US6539866B1Process for preparing ink jet system printing plateFUJI PHOTO FILM CO LTD·Filed 1997·Granted Apr 1, 2003·7 cites·7 claims
- 2645US6080449AOil-based ink for preparing printing plate by ink jet process and method for preparing printing plate by ink jet processFUJI PHOTO FILM CO LTD·Filed 1998·Granted Jun 27, 2000·8 cites·7 claims
- 2744US6143806AOil-based ink for preparing printing plate by ink jet process and method for preparing printing plate by ink jet processFUJI PHOTO FILM CO LTD·Filed 1998·Granted Nov 7, 2000·10 cites·2 claims
- 2844US6120655AProcess for producing printing plate for platemaking by ink-jet systemFUJI PHOTO FILM CO LTD·Filed 1998·Granted Sep 19, 2000·7 cites·8 claims
- 2942US6532870B1Process for preparing ink-jet system printing plateFUJI PHOTO FILM CO LTD·Filed 1997·Granted Mar 18, 2003·6 cites·7 claims
- 3040US6140389AOil-based ink for printing plate by ink jet process and method for preparing printing plate by ink jet processFUJI PHOTO FILM CO LTD·Filed 1998·Granted Oct 31, 2000·5 cites·5 claims
- 3140US4063946AElectrophotographic color reproduction process employing photoconductive material with dual light fatigue propertiesRANK XEROX LTD·Filed 1973·Granted Dec 20, 1977·3 cites·4 claims
- 3239US4120805AElectrophotograhic liquid developer containing negatively charged tonerFUJI PHOTO FILM CO LTD·Filed 1977·Granted Oct 17, 1978·3 cites·10 claims
- 3338US5800954AMethod of forming color images and apparatus used thereforFUJI PHOTO FILM CO LTD·Filed 1997·Granted Sep 1, 1998·4 cites·9 claims
- 3436US4357404AProcess for forming a lithographic printing plate by electrophotographyFUJI PHOTO FILM CO LTD·Filed 1980·Granted Nov 2, 1982·3 cites·18 claims
- 3533US5079116AElectrophotographic type printing plate precursorFUJI PHOTO FILM CO LTD·Filed 1990·Granted Jan 7, 1992·4 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →