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PROSZYNSKI CASIMIR DE

Overview
  • Total Patents
    11
About

PROSZYNSKI CASIMIR DE has a total of 11 patent applications. Its first patent ever was published in 1906. It filed its patents most often in United Kingdom and United States. Its main competitors in its focus markets optics and transport are OHLIG ERNEST, JOY HENRY WILLIAM and INTERNAT PATENT LICENSING CORP.

Patent filings in countries

World map showing PROSZYNSKI CASIMIR DEs patent filings in countries
# Country Total Patents
#1 United Kingdom 8
#2 United States 3

Patent filings per year

Chart showing PROSZYNSKI CASIMIR DEs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Optics
#2 Transport

Focus technologies

# Technology
#1 Cameras
#2 Guiding railway traffic

Top inventors

# Name Total Patents
#1 Proszynski Casimir De 11

Latest patents

Publication Filing date Title
US1112896A Kinematograph camera and projecting apparatus.
GB191229478A Improvements in Cinematograph Cameras and Projecting Apparatus.
GB191229417A Improvements in and connected with Cinematograph Cameras and Projection Apparatus.
US1112555A Kinematograph camera and projecting apparatus.
GB191216080A Improvements in Projection Apparatus for Kinematographs and like Apparatus.
GB191209829A Improvements in Portable Cinematographic Cameras.
US1052956A Portable kinematographic camera.
GB191008602A Improvements in Means for Actuating Railway and Tramway Points and Switches from the Vehicles.
GB191006203A Improvements in Portable Cinematographic Cameras for Taking Films by Hand.
GB190822415A Pneumatic Apparatus for Effecting the Synchronization of a Kinematograph and a Phonograph.
GB190612072A Improvements in Cinematographs.