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GEOFFREY BOND HARRISON

Overview
  • Total Patents
    13
About

GEOFFREY BOND HARRISON has a total of 13 patent applications. Its first patent ever was published in 1932. It filed its patents most often in United Kingdom. Its main competitors in its focus markets optics, measurement and machine tools are TRUECOLOUR FILM LTD, BELA GASPAR DR and CINECOLOR INC.

Patent filings in countries

World map showing GEOFFREY BOND HARRISONs patent filings in countries
# Country Total Patents
#1 United Kingdom 13

Patent filings per year

Chart showing GEOFFREY BOND HARRISONs patent filings per year from 1900 to 2020

Focus industries

Latest patents

Publication Filing date Title
GB634831A Improvements in or relating to photographic exposure meters
GB626727A Improvements in or relating to the recording of sound tracks in colour film
GB626725A Improvements in or relating to colour photography
GB626726A Improvements in or relating to the recording of sound tracks on film intended for colour photography
GB626724A Improvements in or relating to colour photography
GB576889A Improvements in or relating to colour photography
GB545469A Improvements in or relating to the manufacture of light-sensitive photographic material
GB446016A Improvements in or relating to methods of, and apparatus for, determining colour values of illumination, more particularly in relation to colour photography
GB446172A Improvements in or relating to photographic reversal processes
GB437888A Improvements in printing or reproducing colour photographs
GB434434A Improvements in or relating to the production of copies from multi-colour screen cinematograph films
GB417860A Improvements in or relating to methods of reproduction in colour photography
GB406664A Improvements in or relating to methods of, and means for, controlling the printing exposure in the production of positive cinematograph films