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WILLIAMSON LTD H

Overview
  • Total Patents
    20
About

WILLIAMSON LTD H has a total of 20 patent applications. Its first patent ever was published in 1900. It filed its patents most often in United Kingdom and Switzerland. Its main competitors in its focus markets measurement, audio-visual technology and machine tools are VER UHRENFABRIKEN VON GEBRUEDE, FERRIER JULES and SANDOZ HENRI.

Patent filings in countries

World map showing WILLIAMSON LTD Hs patent filings in countries
# Country Total Patents
#1 United Kingdom 12
#2 Switzerland 8

Patent filings per year

Chart showing WILLIAMSON LTD Hs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Williamson Ltd H 8

Latest patents

Publication Filing date Title
GB249349A Improvements in or relating to clocks
GB249338A Improvements in or relating to illuminated clocks
GB191400486A Improvements in or relating to Keyless Mechanism for Watches.
GB191321180A An Improved Bearing for Winding Mechanism of Watches.
GB191113250A Improvements in or relating to Keyless Mechanism for Watches.
GB190712376A Improvements in Flexible Shafting.
GB190700115A Improved Speed Indicator and Recorder for Motor Cars, Locomotives, other Vehicles or Revolving Shafting.
GB190623863A Improvements in Brackets and Shelves for Shop Window Fittings, Show Cases, and the like.
GB190612267A Improved Speed Indicator for Motor Cars and other Wheeled Vehicles.
GB190600858A An Improved Speed Indicator for Motor Cars and other Vehicles.
GB190303279A Improvements in Clock Dial Plates and Cases.
GB190010111A An Improved Means of Raising the Lids of Biscuit Boxes, Butter Dishes, and the like.