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WALTER JAMESON LTD

Overview
  • Total Patents
    15
About

WALTER JAMESON LTD has a total of 15 patent applications. Its first patent ever was published in 1935. It filed its patents most often in United Kingdom, France and Ireland. Its main competitors in its focus markets optics are FERGAFLEX INC, HASEGAWA BICOH CO LTD and SUNBIRD LLC.

Patent filings in countries

World map showing WALTER JAMESON LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 11
#2 France 3
#3 Ireland 1

Patent filings per year

Chart showing WALTER JAMESON LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Optics

Focus technologies

# Technology
#1 Spectacles

Top inventors

# Name Total Patents
#1 Jameson Walter 5
#2 Root Arthur Owen 1

Latest patents

Publication Filing date Title
GB856989A Improvements in or relating to spectacles
GB854337A Improvements in or relating to spectacle frames
GB810738A Improvements in or relating to spectacle frames
GB809677A Improvements in or relating to spectacle frames
GB807552A Improvements in or relating to overspectacles
GB809594A Improvements in or relating to spectacle frames
GB760625A Improvements in or relating to ophthalmic mountings
GB731192A Improvements in or relating to overspectacles
GB671693A Improvements in and relating to spectacles
GB665144A Improvements in and relating to spectacles
IE17447L Spectacle frames
GB451799A Improvements relating to spectacles or spectacle frames