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SITTE ERNST ADOLF

Overview
  • Total Patents
    14
About

SITTE ERNST ADOLF has a total of 14 patent applications. Its first patent ever was published in 1953. It filed its patents most often in Germany, EPO (European Patent Office) and United States. Its main competitors in its focus markets optics, packaging and shipping and chemical engineering are INCOLLATRICI RAPIDE CIR, HOSTERT FOTOMATA and PHOTO ENG INT.

Patent filings in countries

World map showing SITTE ERNST ADOLFs patent filings in countries
# Country Total Patents
#1 Germany 12
#2 EPO (European Patent Office) 1
#3 United States 1

Patent filings per year

Chart showing SITTE ERNST ADOLFs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sitte Ernst-Adolf 12
#2 Sitte Ernst Adolf 2
#3 Penning Hubert 1
#4 Lorenz Herbert 1

Latest patents

Publication Filing date Title
EP0484739A2 Device for continuous development apparatus
DE3410890A1 Daylight developing machine using the immersion method
DE3410697A1 Film processing machine using the roller transport system without contact of the rollers with the film emulsion
DE3236223A1 Dry system for photographic developing machines
DE3233532A1 Automatic slide framing device
DE3233531A1 Disc-film developing machine with jet propulsion
DE2654378A1 Compact tank for film processing - uses film support frames slung on fixed ratchet and moved by reciprocating tank walls
DE2609463A1 Continuous photographic processing tank - has transport system with endless band passing over rollers and has fluid jets
DE2536009A1 Transport system for photographic material - has stacked tubes inserted in perforated tubes rotated by drive while subjected to vacuum
DE2516358A1 Regenerator including pump with tanks mounted on ground - allowing easy conveyance of regenerating soln.
DE2516357A1 Transport system for photographic processing - has system of rollers and mats driven through gear wheel drives