Inventor · disambiguated record
Akihisa Sugiyama
Also filed as: SUGIYAMA AKIHISA
13 granted patents·1 pending application·436 citations·filing 1987–2011
93Inventor score
Top patents by PatentIndex Score
14 records- 0189US6057148AApparatus for preparing skin cell cultureMENICON CO LTD·Filed 1998·Granted May 2, 2000·92 cites·11 claims
- 0288US5906937ACulture skin and process for preparing the sameMENICON CO LTD·Filed 1996·Granted May 25, 1999·85 cites·6 claims
- 0387US7588334B2Contact lensMENICON CO LTD·Filed 2004·Granted Sep 15, 2009·41 cites·10 claims
- 0487US6043089ASkin culture and process for preparing the sameMENICON CO LTD·Filed 1998·Granted Mar 28, 2000·76 cites·8 claims
- 0567US4814402AContact lens materialMENICON CO LTD·Filed 1987·Granted Mar 21, 1989·29 cites·6 claims
- 0665US6027745AProcess for producing controlled drug-release contact lens, and controlled drug-release contact lens thereby producedMENICON CO LTD·Filed 1998·Granted Feb 22, 2000·29 cites·15 claims
- 0764USD695014SPackage suitable for temporarily storing contact lensesMORI OSAMU·Filed 2011·Granted Dec 10, 2013·16 cites·1 claims
- 0864US4980208AMethod for treating the surface of an oxygen permeable hard contact lensMENICON CO LTD·Filed 1990·Granted Dec 25, 1990·18 cites·5 claims
- 0960US5580498AMethod of producing contact lens with identifying mark permeating into lensMENICON CO LTD·Filed 1994·Granted Dec 3, 1996·32 cites·10 claims
- 1046US6734016B1Method for culturing cell and a culture vesselMENICON CO LTD·Filed 2000·Granted May 11, 2004·0 cites·11 claims
- 1145US2002031828A1Method for culturing cell and a culture vesselMENICON CO LTD·Filed 2001·Application pending·0 cites
- 1242US6015213ARing for a hard contact lens and hard contact lens composite employing such a ringMENICON CO LTD·Filed 1998·Granted Jan 18, 2000·12 cites·12 claims
- 1331US5118537AMethod for treating the surface of an oxygen permeable hard contact lensMENICON CO LTD·Filed 1990·Granted Jun 2, 1992·4 cites·11 claims
- 1430US6042229ADetachable portion for a hard contact lens and hard contact lens composite employing the sameMENICON CO LTD·Filed 1998·Granted Mar 28, 2000·2 cites·15 claims
Join the waitlist — get patent alerts
Get an alert when Akihisa Sugiyama 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 →