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BELA GASPAR DR

Overview
  • Total Patents
    64
About

BELA GASPAR DR has a total of 64 patent applications. Its first patent ever was published in 1929. It filed its patents most often in Germany. Its main competitors in its focus markets optics, measurement and machines are CHARLES LOUIS ADRIEN BRASSEUR, MANNES LEOPOLD D and DUFAYCOLOR LTD.

Patent filings in countries

World map showing BELA GASPAR DRs patent filings in countries
# Country Total Patents
#1 Germany 64

Patent filings per year

Chart showing BELA GASPAR DRs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Gaspar Dr Bela 8
#2 Goldfinger Dr Paul 3
#3 Michaelis Walter 2
#4 Michaelis Dr Walter 1
#5 Glaser Erich 1
#6 Gerdanovits Dipl-Ing Viktor Vo 1
#7 Knoche Dr Paul 1

Latest patents

Publication Filing date Title
DE703259C Process for producing three-color images
DE703258C Process for making photographic prints
DE688357C Process for the production of picture tone films
DE695421C Color photographic recording material with several layers arranged one above the other
DE701687C Process for the production of multicolored copies
DE690225C Process for the production of colored gelatin layers or halogen silver gelatin layers
DE725455C Treatment bath for the production of colored images from uniformly colored photographic silver images by local destruction of the dye at the silver areas
DE702678C Treatment bath for the production of colored photographic images
DE703712C Color photographic material
DE693682C Multi-layer color photographic material
DE682672C Process for the preparation of photographic emulsions containing insoluble dye components
DE683295C Process for making dye images
DE694343C Photographic master copies for color photographic purposes
DE655170C Method for determining the copier light intensities for the production of color photographic copies
DE668862C Process for the production of multilayer photographic materials for colored reflective images
DE660123C Process for the production of multicolored photographic images, cinema films and sound films, whereby colored images are combined with a silver image or a dark metal image
DE678456C Process for the production of photographic or cinematographic images with and without sound recordings, in which dye images are combined with a silver image
DE682871C Process for the reproduction of multicolor images produced on multilayer material by color development
DE674340C Process for making multicolor photographic images
DE617208C Process for the preparation of materials for multicolor photography