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JESSEN INC WESLEY

Overview
  • Total Patents
    59
About

JESSEN INC WESLEY has a total of 59 patent applications. Its first patent ever was published in 1970. It filed its patents most often in United States, United Kingdom and Canada. Its main competitors in its focus markets optics, macromolecular chemistry and polymers and machines are OPHTHONIX INC, NIHON CONTACT LENS SEIZOU KK and HOYA LENS CORP.

Patent filings in countries

World map showing JESSEN INC WESLEYs patent filings in countries

Patent filings per year

Chart showing JESSEN INC WESLEYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Loshaek Samuel 19
#2 Shen Chah M 10
#3 Townsley Malcolm G 4
#4 Loshaek S 4
#5 Samiyueru Roshiyatsuku 3
#6 Townsley M 3
#7 Chiyaa Moo Shien 3
#8 Chah Moh Shen 3
#9 Stine Orrin B 2
#10 Shen Chah Moh 2

Latest patents

Publication Filing date Title
GB0120918D0 Phoney friends
CA1132738A Hydrophilic polymers and contact lenses of high water content
US4228269A Contact lenses of high gas permeability
US4158089A Contact lenses of high water content
US4109070A Method of producing optically clear hydrophilic copolymers and contact lenses
US4307288A Sterilizer
US4304895A Ultraviolet absorbing corneal contact lenses
US4111535A Gas-permeable lens
GB1561892A Lens and method and apparatus for forming the same
US4028295A Hydrophilic polymer and contact lens
US4002234A Contact lens container
GB1480492A Aphakic spectacle lenses and method of making the same
CA1031200A Ultraviolet absorbing lenses
US3895860A Method for comparing corneal measurements
US3937566A Process for producing contact lenses
US4013576A Contact lens treating composition
US3781096A Method and apparatus for designing contact lenses
US3794414A Multiple focal contact lens
CA936030A Apparatus for determining cornea contour
GB1337042A Process for producing contact lenses