Inventor · disambiguated record
Isao Ikuhara
Also filed as: IKUHARA ISAO
7 granted patents·130 citations·filing 1988–2007
86Inventor score
Top patents by PatentIndex Score
7 records- 0190US6515811B2Optical filter having two absorption maximumsFUJI PHOTO FILM CO LTD·Filed 2001·Granted Feb 4, 2003·31 cites·9 claims
- 0288US6849327B1Optical filterFUJI PHOTO FILM CO LTD·Filed 2000·Granted Feb 1, 2005·37 cites·25 claims
- 0372US6157504AOptical filter comprising transparent support and filter layer having two absorption maximumsFUJI PHOTO FILM CO LTD·Filed 1999·Granted Dec 5, 2000·35 cites·17 claims
- 0464US7813038B2Light-scattering film, polarizing plate and image displayFUJIFILM CORP·Filed 2007·Granted Oct 12, 2010·3 cites·22 claims
- 0550US4840981APolyethylene terephthalate resin compositionMITSUBISHI CHEM IND·Filed 1988·Granted Jun 20, 1989·8 cites·3 claims
- 0648US5631124AMethod of producing a photographic polyester laminate supportFUJI PHOTO FILM CO LTD·Filed 1995·Granted May 20, 1997·16 cites·17 claims
- 0742US7357981B2Optical filterFUJIFILM CORP·Filed 2004·Granted Apr 15, 2008·0 cites·3 claims
Join the waitlist — get patent alerts
Get an alert when Isao Ikuhara 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 →