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GENTEX OPTICS INC

Overview
  • Total Patents
    84
  • GoodIP Patent Rank
    200,658
About

GENTEX OPTICS INC has a total of 84 patent applications. Its first patent ever was published in 1979. It filed its patents most often in United States, EPO (European Patent Office) and Australia. Its main competitors in its focus markets machines, optics and textiles and paper are NEEFE CHARLES W, PILKINGTON VISIONCARE HOLDINGS and PILKINGTON VISIONCARE INC.

Patent filings per year

Chart showing GENTEX OPTICS INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sallavanti Robert A 17
#2 Waido Richard P 15
#3 Kitchloo Paresh V 13
#4 Weymouth Russell F Jr 11
#5 Weymouth Jr Russell F 8
#6 Kitchloo Paresh 7
#7 Davis John K 6
#8 Russell F Weymouth Jr 6
#9 Lubianetsky Michael J 4
#10 Weymouth Russell F 4

Latest patents

Publication Filing date Title
CN108136637A It is used to form system, mold and the method for ophthalmic lens
WO2013106364A1 Uncoated, corrosion resistant resin delivery system
EP2487025A1 Method and system employing flow simulation for improving material delivery in lens manufacturing
CN101920533A Methods for controlling and enhancing the quality of base materials employed for the production of semi-finished ophthalmic lenses
US7726808B1 Rimless spectacle lens bore polishing method and apparatus
IL192146D0 Programmable wetting controller
US2008273073A1 System and method for application of ink formulations onto ophthalmic lenses
US2007007696A1 Method for injection molding with direct insert thermal control
US2006267226A1 Method and apparatus for performing an in-mold coining operation
WO2004101261A1 In-line lens manufacturing
WO2004101262A1 In-line lens manufacturing
US6719812B1 Infusion of dye using a plasticizer
US6451236B1 Method of making photochromic thermoplastics
GB9814184D0 Method of Making 3,3-disubstituted Oxazine Compounds
US6346176B1 Method of depositing thin films
GB9414493D0 Aspheric sunglass or eye protector of substantially uniform thickness
US5441398A Insert for molding convex surfaces of progressive lenses and retainer therefor
US5443597A Method of tinting polycarbonate-polyester copolymers
US5440798A Method of making concave aspheric bifocal mold component
US5327181A Progressive lens for specialty and occupational use