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C SCHLEUSSNER FOTOWERKE G M B

Overview
  • Total Patents
    27
About

C SCHLEUSSNER FOTOWERKE G M B has a total of 27 patent applications. Its first patent ever was published in 1933. It filed its patents most often in Germany, France and Canada. Its main competitors in its focus markets optics, basic materials chemistry and medical technology are MIMOSA AG, MANNES LEOPOLD D and CINECOLOR INC.

Patent filings in countries

World map showing C SCHLEUSSNER FOTOWERKE G M Bs patent filings in countries
# Country Total Patents
#1 Germany 18
#2 France 7
#3 Canada 1
#4 United Kingdom 1

Patent filings per year

Chart showing C SCHLEUSSNER FOTOWERKE G M Bs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kainrath Dr Paul 4
#2 Schumann Dr Gerhard 2
#3 Huenig Siegfried Dr 1
#4 Buchwald Horst 1
#5 Franke Dipl-Chem Dr Werner 1
#6 Bodenstein Dipl-Chem Dr Carl A 1
#7 Weber Dipl-Chem Dr Hans 1
#8 Schleussner Dr Carl Adolf 1
#9 Mergler Dipl-Phys Hermann 1
#10 Schiller Dipl-Chem Dr Heinz 1

Latest patents

Publication Filing date Title
DE1016123B Process for making antistatic photographic films
DE1000689B Process for the production of positive or negative monochrome or multicolor photographic images by chromogenic development
DE1027064B Antistatic photographic films and processes for their manufacture
DE1013021B Process for the production of refined gelatin solutions and gelatins to be obtained therefrom for photographic purposes
DE1012821B Process for the preparation of highly sensitive photographic silver halide emulsions
GB790327A Improvements in or relating to colour photography
DE967543C Process for the production of photographic direct-positive single and multicolor images by means of chromogenic development
DE1017464B Process for the production of double-sided coated X-ray films
DE976301C Method for correcting color reproduction in color photographic and color printing processes with at least three partial color images using achromatic masks
DE963297C Process for producing color photographic images by chromogenic development
DE959152C Process for the photochemical treatment of small-format flat films lined up in a continuous band
DE948934C Test object to test the resolution of radiological arrangements
DE893887C Roll film guide spring for box cameras arranged on the film insert body
DE941340C Process for color development of light-sensitive films containing diffusion-resistant color formers with the aid of color developers
DE805491C Refill pack for 35mm daylight cassettes
DE812944C Process for the preparation of symmetrical trimethine cyanines and of merocyanines
DE745152C Method and device for testing the thickness of unexposed photographic material applied to layer supports
DE889260C Process for making photosensitive emulsions
DE767139C Photographic double layer
CA574445A Method of producing colored photographic images