Inventor · disambiguated record
Sumio Ohtani
Also filed as: OHTANI SUMIO
17 granted patents·7 pending applications·428 citations·filing 1977–2013
95Inventor score
Top patents by PatentIndex Score
24 records- 0190US9295176B2Touch panelFUJIFILM CORP·Filed 2013·Granted Mar 22, 2016·14 cites·17 claims
- 0286US7927672B2Optical cellulose acylate film, polarizing plate and liquid crystal displayFUJIFILM CORP·Filed 2005·Granted Apr 19, 2011·7 cites·11 claims
- 0386US6511600B1Microfilter cartridgeFUJI PHOTO FILM CO LTD·Filed 2000·Granted Jan 28, 2003·41 cites·3 claims
- 0485US4840733AFine porous membrane and process for producing the sameFUJI PHOTO FILM CO LTD·Filed 1987·Granted Jun 20, 1989·53 cites·6 claims
- 0583US7504139B2Optical cellulose acylate film, polarizing plate and liquid crystal displayFUJIFILM CORP·Filed 2004·Granted Mar 17, 2009·25 cites·26 claims
- 0682US5213852APhase difference film and liquid crystal display having the sameFUJI PHOTO FILM CO LTD·Filed 1991·Granted May 25, 1993·44 cites·4 claims
- 0782US4876007APlate-type filter cartridge with internal supportFUJI PHOTO FILM CO LTD·Filed 1987·Granted Oct 24, 1989·52 cites·7 claims
- 0881US8258444B2Front cover for vehicle lighting fixture, method of manufacturing the front cover, and electric heating structureOHTANI SUMIO·Filed 2009·Granted Sep 4, 2012·8 cites·14 claims
- 0976US5221479AFiltration systemFUJI PHOTO FILM CO LTD·Filed 1992·Granted Jun 22, 1993·44 cites·10 claims
- 1074US6126825AMicroporous membrane and process for the production thereofFUJI PHOTO FILM CO LTD·Filed 1998·Granted Oct 3, 2000·44 cites·6 claims
- 1170US4871456AStacked filter cartridge with porous filter supportFUJI PHOTO FILM CO LTD·Filed 1987·Granted Oct 3, 1989·32 cites·8 claims
- 1267US8940386B2Formed body with curved surface shape, method of producing the formed body, front cover for vehicle lighting device, and method of producing the front coverOHTANI SUMIO·Filed 2009·Granted Jan 27, 2015·7 cites·10 claims
- 1366US4097383AProcess for production of microporous sheetFUJI PHOTO FILM CO LTD·Filed 1977·Granted Jun 27, 1978·23 cites·23 claims
- 1465US4366239APolyester base drafting film with nitrocellulose and polymethylmethacrylate layerFUJI PHOTO FILM CO LTD·Filed 1982·Granted Dec 28, 1982·10 cites·12 claims
- 1559US5846421ACartridge membrane filter for micro-filtrationFUJI PHOTO FILM CO LTD·Filed 1997·Granted Dec 8, 1998·24 cites·8 claims
- 1652US8816256B2Heat generating bodyOHTANI SUMIO·Filed 2009·Granted Aug 26, 2014·0 cites·7 claims
- 1749US2008273146A1Cellulose Acylate Film, Polarizing Plate And Liquid Crystal DisplayFUJIFILM CORP·Filed 2005·Application pending·0 cites
- 1842US2008107828A1Optically-Compensatory Sheet, Polarizing Plate And Liquid Crystal Display DeviceFUJIFILM CORP·Filed 2006·Application pending·0 cites
- 1942US2009086125A1Process for producing cellulose acylate film, cellulose acylate film, optically- compensatory film, polarizing plate and liquid-crystal display deviceFUJIFILM CORPORATIN·Filed 2006·Application pending·0 cites
- 2041US2007172605A1Cellulose acylate film, polarizing plate and liquid crystal displayFUJI PHOTO FILM CO LTD·Filed 2005·Application pending·0 cites
- 2139US2002063096A1Filter cartridge and filtration method using the sameFUJI PHOTO FILM CO LTD·Filed 2001·Application pending·0 cites
- 2239US2002104793A1Filter cartridge for microfiltration and method for manufacture thereofFiled 2001·Application pending·0 cites
- 2336US2008297703A1Optical Cellulose Acylate Film, Polarizing Plate And Liquid Crystal DisplayFUJIFILM CORP·Filed 2005·Application pending·0 cites
- 2433US8227053B2Optically compensatory film, polarizing plate and liquid-crystal displayOHGARU IKUKO·Filed 2006·Granted Jul 24, 2012·0 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →