Inventor · disambiguated record
Kazuhiko Nakada
Also filed as: NAKADA KAZUHIKO
45 granted patents·9 pending applications·1,122 citations·filing 1976–2019
98Inventor score
Top patents by PatentIndex Score
54 records- 0197US6857744B2Method of marking ophhalmic lens by using laser radiation of femtosecond pulse widthMENICON CO LTD·Filed 2003·Granted Feb 22, 2005·57 cites·8 claims
- 0297US5035710ABalloon for an intraocular lens and processes for its productionMENICON CO LTD·Filed 1989·Granted Jul 30, 1991·119 cites·4 claims
- 0396US6638991B2Material for ocular lensMENICON CO LTD·Filed 2001·Granted Oct 28, 2003·66 cites·8 claims
- 0492US4053650ABaked confections and process for the preparation thereofMEIJI SEIKA KAISHA·Filed 1976·Granted Oct 11, 1977·89 cites·3 claims
- 0590US8662663B2Hybrid soft contact lens, and production method and hydration treatment method thereofMATSUSHITA RYO·Filed 2010·Granted Mar 4, 2014·17 cites·15 claims
- 0689US7037954B2Ocular lens materialMENICON CO LTD·Filed 2003·Granted May 2, 2006·64 cites·8 claims
- 0789US6610350B2Method of modifying ophthalmic lens surface by plasma generated at atmospheric pressureMENICON CO LTD·Filed 2001·Granted Aug 26, 2003·70 cites·31 claims
- 0887US5091121AProduction of a balloon for an intraocular lensMENICON CO LTD·Filed 1990·Granted Feb 25, 1992·50 cites·11 claims
- 0987US4451629AContact lens and process for preparing the sameTOYO CONTACT LENS CO LTD·Filed 1982·Granted May 29, 1984·42 cites·6 claims
- 1086US6727336B1Ocular lens materials and process for producing the sameMENICON CO LTD·Filed 2000·Granted Apr 27, 2004·31 cites·21 claims
- 1184US6790873B2Ocular lens and process for its productionMENICON CO LTD·Filed 2002·Granted Sep 14, 2004·33 cites·13 claims
- 1282US6093686ALiquid for contact lensesMENICON CO LTD·Filed 1999·Granted Jul 25, 2000·44 cites·11 claims
- 1379US6790409B1Method of disinfecting contact lens and disinfecting liquid for the methodMENICON CO LTD·Filed 2000·Granted Sep 14, 2004·37 cites·18 claims
- 1478US8340084B2System and method for indicating circuit switched access at IMS registrationNAKADA KAZUHIKO·Filed 2007·Granted Dec 25, 2012·8 cites·13 claims
- 1578US7053997B2Method of obtaining particulars of ophthalmic lensMENICON CO LTD·Filed 2002·Granted May 30, 2006·15 cites·6 claims
- 1675US7364723B1Liquid preparation for contact lensesMENICON CO LTD·Filed 1999·Granted Apr 29, 2008·31 cites·8 claims
- 1775US6997554B2Method of marking ophthalmic lens by using laser radiationMENICON CO LTD·Filed 2004·Granted Feb 14, 2006·19 cites·8 claims
- 1875US5246634AProcess for producing intraocular lensMENICON CO LTD·Filed 1992·Granted Sep 21, 1993·30 cites·16 claims
- 1972US7044598B2Lens for eye and method for marking thereofMENICON CO LTD·Filed 2005·Granted May 16, 2006·9 cites·6 claims
- 2070US5910518AOxygen permeable contact lens having high durable hydrophilic surface and method for producing the sameMENICON CO LTD·Filed 1997·Granted Jun 8, 1999·36 cites·4 claims
- 2169US6447118B1Optical water-absorptive gel and ophthalmic material using the sameMENICON CO LTD·Filed 2000·Granted Sep 10, 2002·17 cites·10 claims
- 2267US7560421B2Method of disinfecting contact lens and disinfecting liquid for the methodMENICON CO LTD·Filed 2003·Granted Jul 14, 2009·8 cites·13 claims
- 2366US5147902AUltraviolet light absorbing ocular lensMENICON CO LTD·Filed 1991·Granted Sep 15, 1992·59 cites·9 claims
- 2465US6027745AProcess 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
- 2563US8989178B2System and method for indicating circuit switched access at IMS registrationERICSSON TELEFON AB L M·Filed 2012·Granted Mar 24, 2015·1 cites·14 claims
- 2660US6329445B1Ocular lens materialMENICON CO LTD·Filed 2000·Granted Dec 11, 2001·8 cites·6 claims
- 2757US8173720B2Transparent gel and contact lense from the sameNAKADA KAZUHIKO·Filed 2006·Granted May 8, 2012·3 cites·10 claims
- 2850US5397511AMethod of producing intraocular lens formed from polymide powderMENICON CO LTD·Filed 1993·Granted Mar 14, 1995·16 cites·29 claims
- 2950US4809919AMethod and apparatus for winding yarn in automatic winderMURATA MACHINERY LTD·Filed 1987·Granted Mar 7, 1989·8 cites·17 claims
- 3048US8523878B2Method of producing medical instrumentSATAKE KOHSUKE·Filed 2008·Granted Sep 3, 2013·0 cites·9 claims
- 3148US5269813AMaterial for one-piece intraocular lensesMENICON CO LTD·Filed 1991·Granted Dec 14, 1993·33 cites·5 claims
- 3248US2004054106A1Ocular lens material and process for producing the sameMENICON CO LTD·Filed 2003·Application pending·0 cites
- 3347US2010118861A1Inter-Working Between a Packet-Switched Domain and a Circuit-Switched DomainWITZEL ANDREAS·Filed 2008·Application pending·0 cites
- 3446US2010254372A1System and method for enhancing ims centralized servicesKELLER RALF·Filed 2008·Application pending·0 cites
- 3545US2022244428A1Ophthalmic medical instrument including photochromic polymer and production method for ophthalmic medical instrumentMENICON CO LTD·Filed 2019·Application pending·0 cites
- 3644US8710157B2Contact lens materialSUZUKI YASUHIKO·Filed 2009·Granted Apr 29, 2014·0 cites·26 claims
- 3744US8501878B2Method for producing polycarbonate material having excellent solubility and affinity, and contact lens material comprising the sameSUZUKI YASUHIKO·Filed 2009·Granted Aug 6, 2013·0 cites·29 claims
- 3844US5708050AOxygen permeable contact lens having high durable hydrophilic surface and method for producing the sameMENICON CO LTD·Filed 1996·Granted Jan 13, 1998·11 cites·5 claims
- 3944US2010182998A1Access Domain Selection In A Communications NetworkNAKADA KAZUHIKO·Filed 2008·Application pending·0 cites
- 4044US2004234569A1Disinfection methodFiled 2002·Application pending·0 cites
- 4144US2001016190A1Water -soluble antibacterial polymer and liquid formulation comprising it for contact lensesMENICON CO LTD·Filed 2001·Application pending·0 cites
- 4242US6015213ARing 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
- 4339US6190651B1Solution for preserving contact lenses for shipping and method for preserving contact lenses for shipping employing itMENICON CO LTD·Filed 1999·Granted Feb 20, 2001·15 cites·10 claims
- 4438US7270716B2Method of selecting contact lens and/or care system thereforMENICON CO LTD·Filed 2005·Granted Sep 18, 2007·0 cites·7 claims
- 4538US2001031318A1Process for preparing ultraviolet-ray-absorbable and low water-containing soft contact lensMENICON CO LTD·Filed 2001·Application pending·0 cites
- 4637US5703143AOcular lens materialMENICON CO LTD·Filed 1996·Granted Dec 30, 1997·6 cites·4 claims
- 4736US5605942AContact lens materialMENICON CO LTD·Filed 1996·Granted Feb 25, 1997·4 cites·3 claims
- 4835US5817726AWater-absorptive soft ocular lens material, water-absorptive soft ocular lens shaped product made thereof, water-absorptive soft ocular lens made thereof and process for its productionMENICON CO LTD·Filed 1996·Granted Oct 6, 1998·6 cites·4 claims
- 4935US5670594ALow water-absorptive ocular lens material, low water-absorptive ocular lens shaped product made thereof, low water-absorptive ocular lens made thereof and process for its productionMENICON CO LTD·Filed 1996·Granted Sep 23, 1997·6 cites·9 claims
- 5032US7837327B2Contact lens user support system and support methodMENICON CO LTD·Filed 2003·Granted Nov 23, 2010·0 cites·31 claims
Showing the top 50 of 54 patent records by PatentIndex Score.
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