Inventor · disambiguated record
Koujiro Ohkawa
Also filed as: OHKAWA KOUJIRO
13 granted patents·7 pending applications·71 citations·filing 2001–2024
89Inventor score
Top patents by PatentIndex Score
20 records- 0190US12092853B2Light-guide plate, area light source device, display device, manufacturing method for light guide plateDAINIPPON PRINTING CO LTD·Filed 2023·Granted Sep 17, 2024·1 cites·8 claims
- 0290US6720097B2Barrier film and method for production thereofDAINIPPON PRINTING CO LTD·Filed 2001·Granted Apr 13, 2004·41 cites·10 claims
- 0381US12379538B2Light-guide plate, area light source device, display device, manufacturing method for light guide plateDAINIPPON PRINTING CO LTD·Filed 2024·Granted Aug 5, 2025·0 cites·4 claims
- 0473US12235486B2Light-guide plate, area light source device, display device, manufacturing method for light guide plateDAINIPPON PRINTING CO LTD·Filed 2022·Granted Feb 25, 2025·0 cites·1 claims
- 0572US7192625B2Manufacturing method of barrier-forming filmDAINIPPON PRINTING CO LTD·Filed 2004·Granted Mar 20, 2007·10 cites·6 claims
- 0672US2022185237A1Heating plate, conductive pattern sheet, vehicle, and method of manufacturing heating plateDAINIPPON PRINTING CO LTD·Filed 2022·Application pending·0 cites
- 0772US2022185238A1Heating plate, conductive pattern sheet, vehicle, and method of manufacturing heating plateDAINIPPON PRINTING CO LTD·Filed 2022·Application pending·0 cites
- 0871US11513276B2Light-guide plate, area light source device, display device, manufacturing method for light guide plateDAINIPPON PRINTING CO LTD·Filed 2018·Granted Nov 29, 2022·1 cites·8 claims
- 0970US7935884B2Encapsulant layer for photovoltaic module, photovoltaic module and method for manufacturing regenerated photovoltaic cell and regenerated transparent front face substrateDAINIPPON PRINTING CO LTD·Filed 2004·Granted May 3, 2011·9 cites·17 claims
- 1067US8796543B2Organic thin-film solar cell elementSUZUKI HIROYUKI·Filed 2006·Granted Aug 5, 2014·2 cites·7 claims
- 1164US8497140B2Encapsulant layer for photovoltaic module, photovoltaic module and method for manufacturing regenerated photovoltaic cell and regenerated transparent front face substrateOL KASUMI·Filed 2011·Granted Jul 30, 2013·2 cites·6 claims
- 1263US11338774B2Heating plate, conductive pattern sheet, vehicle, and method of manufacturing heating plateDAINIPPON PRINTING CO LTD·Filed 2019·Granted May 24, 2022·0 cites·8 claims
- 1355US10384649B2Heating plate, conductive pattern sheet, vehicle, and method of manufacturing heating plateDAINIPPON PRINTING CO LTD·Filed 2015·Granted Aug 20, 2019·0 cites·10 claims
- 1455US2008302417A1Filler sheet for solar cell module, and solar cell module using the sameINOUE ISAO·Filed 2008·Application pending·0 cites
- 1553US7521515B2Filler layer for solar cell module and solar cell module using sameDAINIPPON PRINTING CO LTD·Filed 2004·Granted Apr 21, 2009·5 cites·11 claims
- 1652US10912155B2Heating plate, conductive pattern sheet, vehicle, and method of manufacturing heating plateDAINIPPON PRINTING CO LTD·Filed 2017·Granted Feb 2, 2021·0 cites·8 claims
- 1744US2007082140A1Manufacturing method of laminated body, manufacturing organic device and organic thin-film solar cell using same, and organic device and organic thin-film solar cellSUZUKI HIROYUKI·Filed 2006·Application pending·0 cites
- 1841US2007298190A1Method of Producing Metal Oxide FilmKOBORI HIROYUKI·Filed 2005·Application pending·0 cites
- 1939US2008020133A1Method of Producing Metal Oxide FilmKOBORI HIROYUKI·Filed 2005·Application pending·0 cites
- 2036US2006166023A1Backside protective sheet for solar battery module and solar battery module using the sameDAINIPPON PRINTING CO LTD·Filed 2003·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Koujiro Ohkawa files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →