Assignee
ESSILOR INT
FR·1,269 granted patents·386 pending applications·12,283 citations·filing 1974–2025
Top patents by PatentIndex Score
1,655 records- 0198US5139707AIndolino-spiroquinoxalino oxazine photochromatic compounds, methods for their preparation, photochromic compositions and articles containing such compoundsESSILOR INT·Filed 1990·Granted Aug 18, 1992·97 cites·19 claims
- 0297US11353721B2Lens elementESSILOR INT·Filed 2021·Granted Jun 7, 2022·3 cites·17 claims
- 0397US11073704B2Lens elementESSILOR INT·Filed 2021·Granted Jul 27, 2021·4 cites·14 claims
- 0497US11067832B2Lens elementESSILOR INT·Filed 2020·Granted Jul 20, 2021·6 cites·16 claims
- 0597US10962804B1Lens elementESSILOR INT·Filed 2020·Granted Mar 30, 2021·3 cites·15 claims
- 0697US10948744B1Lens elementESSILOR INT·Filed 2020·Granted Mar 16, 2021·5 cites·15 claims
- 0797US9885884B2Myopia control optical systemESSILOR INT·Filed 2016·Granted Feb 6, 2018·39 cites·13 claims
- 0897US8052278B2Randomly pixellated optical component, its fabrication method and its use in the fabrication of a transparent optical elementESSILOR INT·Filed 2006·Granted Nov 8, 2011·43 cites·45 claims
- 0997US5016977AOptical lens for correcting astigmatismESSILOR INT·Filed 1990·Granted May 21, 1991·494 cites·7 claims
- 1096US6562466B2Process for transferring a coating onto a surface of a lens blankESSILOR INT·Filed 2001·Granted May 13, 2003·79 cites·33 claims
- 1195US10649238B2Head mounted device intended to be worn by a wearerESSILOR INT·Filed 2016·Granted May 12, 2020·24 cites·6 claims
- 1295US7159983B2Multifocal lenses for pre-presbyopic individualsESSILOR INT·Filed 2004·Granted Jan 9, 2007·105 cites·22 claims
- 1395US6281366B1Photochromic [3H]naphtho[2,1-b]pyran compounds containing an acetylenic substituent, process for their manufacture, and photochromic materials and articles obtainedESSILOR INT·Filed 2000·Granted Aug 28, 2001·93 cites·15 claims
- 1495US5114220AMultiple contour diffractive lensESSILOR INT·Filed 1989·Granted May 19, 1992·157 cites·37 claims
- 1594US11772340B2Optical articles comprising encapsulated microlenses and methods of making the sameESSILOR INT·Filed 2022·Granted Oct 3, 2023·2 cites·24 claims
- 1694US7935212B2Process for transferring onto a surface of an optical article a layer having a variable index of refractionESSILOR INT·Filed 2006·Granted May 3, 2011·25 cites·26 claims
- 1794US7820081B2Method for post-injection lamination to add a functional film to an optical lensESSILOR INT·Filed 2008·Granted Oct 26, 2010·32 cites·21 claims
- 1894US7229173B2Short corridor progressive addition lenses with reduced unwanted astigmatismESSILOR INT·Filed 2004·Granted Jun 12, 2007·82 cites·32 claims
- 1994US6709107B2Composite ophthalmic lens and method for obtaining sameESSILOR INT·Filed 2001·Granted Mar 23, 2004·106 cites·20 claims
- 2094US6145987AMultifocal ophthalmic lenses with spherical aberration varying with the addition and the ametropiaESSILOR INT·Filed 1998·Granted Nov 14, 2000·176 cites·14 claims
- 2194US5357024AMethod for preparing a polysiloxane and titanate composition for high refractive index coatingsESSILOR INT·Filed 1993·Granted Oct 18, 1994·99 cites·26 claims
- 2293US12358244B2Casting a lens with surface microstructuresESSILOR INT·Filed 2021·Granted Jul 15, 2025·2 cites·10 claims
- 2393US11648742B2Methods for preparing functional optical filmsESSILOR INT·Filed 2018·Granted May 16, 2023·3 cites·12 claims
- 2493US9677222B2Selective tinting methodESSILOR INT·Filed 2015·Granted Jun 13, 2017·4 cites·11 claims
- 2593US7713452B2Compounds that absorb ultraviolet light, methods of their preparation and optical lenses containing themESSILOR INT·Filed 2005·Granted May 11, 2010·22 cites·20 claims
- 2693US7656581B2Transparent and polarizing viewing element having a zone associated with an obliquely oriented polarizing filterESSILOR INT·Filed 2005·Granted Feb 2, 2010·59 cites·15 claims
- 2793US6318859B1Set of progressive multifocal ophthalmic lensesESSILOR INT·Filed 1997·Granted Nov 20, 2001·214 cites·20 claims
- 2893US5631720AOphthalmic lenses with heterocyclic chromene compoundsESSILOR INT·Filed 1996·Granted May 20, 1997·25 cites·8 claims
- 2992US11442290B2Lens elementESSILOR INT·Filed 2021·Granted Sep 13, 2022·1 cites·18 claims
- 3092US11131867B2Optical lensESSILOR INT·Filed 2021·Granted Sep 28, 2021·3 cites·19 claims
- 3192US7993482B2Process for transferring coatings onto a surface of a lens substrate with most precise optical qualityESSILOR INT·Filed 2006·Granted Aug 9, 2011·17 cites·26 claims
- 3292US6503631B1Ophthalmic lens made of organic glass, comprising an anti-shock primer coatESSILOR INT·Filed 2000·Granted Jan 7, 2003·88 cites·20 claims
- 3392US6325508B1Visual equipment for checking close vision working distanceESSILOR INT·Filed 1999·Granted Dec 4, 2001·138 cites·27 claims
- 3492US5019098ASight-correcting optical component such as an intra-ocular implant or contact lensESSILOR INT·Filed 1990·Granted May 28, 1991·166 cites·12 claims
- 3592US4644033APolyurethane hydrogels and process for their manufactureESSILOR INT·Filed 1985·Granted Feb 17, 1987·105 cites·21 claims
- 3692US2025035956A1Lens elementESSILOR INT·Filed 2024·Application pending·0 cites
- 3792US2025035957A1Lens elementESSILOR INT·Filed 2024·Application pending·0 cites
- 3892US2025035955A1Lens elementESSILOR INT·Filed 2024·Application pending·0 cites
- 3992US2025035958A1Lens elementESSILOR INT·Filed 2024·Application pending·0 cites
- 4091US12468177B2Lens elementESSILOR INT·Filed 2024·Granted Nov 11, 2025·0 cites·19 claims
- 4191US12226968B2Injection overmolding with heat/cool cycling for making optical lenses using 3D-printed functional wafersESSILOR INT·Filed 2020·Granted Feb 18, 2025·2 cites·8 claims
- 4291US11774784B2Optical system for treating chronobiological disorders and/or myopiaESSILOR INT·Filed 2021·Granted Oct 3, 2023·4 cites·13 claims
- 4391US10548473B2Optometry measuring scaleESSILOR INT·Filed 2015·Granted Feb 4, 2020·26 cites·19 claims
- 4491US6624237B2Method for preparing an organo-silicon sol and materials obtained from such solESSILOR INT·Filed 2001·Granted Sep 23, 2003·49 cites·22 claims
- 4591US6019914APhotochromic spirooxazine compounds, their use in the field of ophthalmic opticsESSILOR INT·Filed 1997·Granted Feb 1, 2000·85 cites·19 claims
- 4691US5702825ALow yellow index polymer compositions, polymerizable compositions and lenses using said compositionsESSILOR INT·Filed 1996·Granted Dec 30, 1997·95 cites·32 claims
- 4791US5270745AProgressive multifocal ophthalmic lensESSILOR INT·Filed 1992·Granted Dec 14, 1993·125 cites·15 claims
- 4891US4345824AEyeglass frames openable at the bridgeESSILOR INT·Filed 1980·Granted Aug 24, 1982·159 cites·7 claims
- 4991US4118853AMethod of making an ophthalmic lens of progressively variable focal powerESSILOR INT·Filed 1976·Granted Oct 10, 1978·81 cites·7 claims
- 5091US3959102AMethod for preparing a crosslinked graft copolymer of silicone and polyvinylpyrrolidone for use as a contact lens, and a contact lens produced therebyESSILOR INT·Filed 1974·Granted May 25, 1976·49 cites·8 claims
Showing the top 50 of 1,655 patent records by PatentIndex Score.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →