Inventor · disambiguated record
Motohiro Oka
Also filed as: OKA MOTOHIRO
13 granted patents·635 citations·filing 1990–2001
94Inventor score
Top patents by PatentIndex Score
13 records- 0195US6340404B1Optical functional materials and process for producing the sameDAINIPPON PRINTING CO LTD·Filed 2000·Granted Jan 22, 2002·81 cites·26 claims
- 0295US5747152ATransparent functional membrane containing functional ultrafine particles, transparent functional film, and process for producing the sameDAINIPPON PRINTING CO LTD·Filed 1994·Granted May 5, 1998·114 cites·14 claims
- 0394US5909314AOptical functional materials and process for producing the sameDAINIPPON PRINTING CO LTD·Filed 1995·Granted Jun 1, 1999·123 cites·19 claims
- 0491US6064524AOptical functional materials and process for producing the sameDAINIPPON PRINTING CO LTD·Filed 1999·Granted May 16, 2000·86 cites·19 claims
- 0590US5976297ATransparent functional membrane containing functional ultrafine particles, transparent functional film, and process for producing the sameDAINIPPON PRINTING CO LTD·Filed 1997·Granted Nov 2, 1999·73 cites·18 claims
- 0682US6476969B2Transparent functional membrane containing functional ultrafine particles, transparent functional film, and process for producing the sameDAINIPPON PRINTING CO LTD·Filed 2001·Granted Nov 5, 2002·18 cites·7 claims
- 0781US5703433APlasma display panel and method for forming fluorescent screens of the sameDAINIPPON PRINTING CO LTD·Filed 1996·Granted Dec 30, 1997·39 cites·5 claims
- 0879US5601468APlasma display panel and method for forming fluorescent screens of the sameDAINIPPON PRINTING CO LTD·Filed 1996·Granted Feb 11, 1997·35 cites·12 claims
- 0961US6335832B1Transparent functional membrane containing functional ultrafine particles, transparent functional film, and process for producing the sameDAINIPPON PRINTING CO LTD·Filed 1999·Granted Jan 1, 2002·16 cites·6 claims
- 1050US5246664AWater-disintegrable material and device for assaying a body fluidDAINIPPON PRINTING CO LTD·Filed 1990·Granted Sep 21, 1993·12 cites·8 claims
- 1150US5170799ATest strip for measuring tear productionSHOWA PHARM CHEM IND·Filed 1992·Granted Dec 15, 1992·31 cites·3 claims
- 1229US5046507ATear production measuring sheet and package thereforSHOWA PHARM CHEM IND·Filed 1990·Granted Sep 10, 1991·3 cites·4 claims
- 1327US5135005AProcess for measuring tear productionSHOWA PHARM CHEM IND·Filed 1991·Granted Aug 4, 1992·4 cites·8 claims
Join the waitlist — get patent alerts
Get an alert when Motohiro Oka 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 →