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CROSS ANDREW JAY

Overview
  • Total Patents
    14
About

CROSS ANDREW JAY has a total of 14 patent applications. Its first patent ever was published in 1899. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets optics and medical technology are ZEISS CARL VISION INC, ACEP FRANCE and VOLK DONALD A.

Patent filings in countries

World map showing CROSS ANDREW JAYs patent filings in countries
# Country Total Patents
#1 United States 8
#2 Canada 4
#3 United Kingdom 2

Patent filings per year

Chart showing CROSS ANDREW JAYs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Optics
#2 Medical technology

Focus technologies

# Technology
#1 Spectacles
#2 Diagnosis and surgery

Top inventors

# Name Total Patents
#1 Cross Andrew Jay 14

Latest patents

Publication Filing date Title
US1167798A Structure of metal and glass or the like.
CA160028A Lens
GB191417820A Improvements in Multi-focal Lenses.
US1106629A Multiple-focus lens.
US1102008A Bifocal lens.
GB191311375A Improvements in Bi-focal Lenses.
CA150105A Bifocal lens
US1063421A Bifocal lens.
US978277A Eye-testing device.
US978276A Skiascope.
CA73006A Optometer
US667973A Optometer.
US657919A Optometer.
CA217235A Multifocal ophthalmic lens