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GRETAG IMAGING AG

Overview
  • Total Patents
    228
About

GRETAG IMAGING AG has a total of 228 patent applications. Its first patent ever was published in 1988. It filed its patents most often in EPO (European Patent Office), Japan and Canada. Its main competitors in its focus markets optics, audio-visual technology and packaging and shipping are NORITSU KOKI CO LTD, OPTICAL SYSTEMS CORP and TELE IND.

Patent filings in countries

World map showing GRETAG IMAGING AGs patent filings in countries
# Country Total Patents
#1 EPO (European Patent Office) 59
#2 Japan 50
#3 Canada 49
#4 United States 47
#5 China 19
#6 Germany 3
#7 Hong Kong 1

Patent filings per year

Chart showing GRETAG IMAGING AGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Frick Beat 37
#2 Knecht Hugo 25
#3 Kraft Walter 23
#4 Wacker Rudolf 18
#5 Heller Martin 17
#6 Zolliker Peter 13
#7 Frick Beat Dr 11
#8 Kunz Juerg 10
#9 Keller Guido 10
#10 Duenner Albert 9

Latest patents

Publication Filing date Title
CA2281386A1 Apparatus for producing a photographic picture
DE19939022A1 Image generation arrangement enables images of digital image data from remote places to be formed on photographic prints
EP1009158A1 Drum recording device
EP1003070A1 Method for making photographic images
EP0908776A1 Photographic processing apparatus with feeding device
EP0903634A2 Spiral storage device
EP0989451A1 Apparatus for producing photographic prints
EP0987589A1 Centering device for a spool of photographic material
EP0987590A1 Film cartridge loading device and platen provided with the same
EP0985972A1 Feeding device for photographic material
EP0986243A1 Method and apparatus for photographic imaging
EP0987588A1 Spool carousel for photographic processing apparatus
EP0981066A1 Light density control using LCD device
CN1206890A Digital image processing system for printing photographic picture
DE19823906A1 Footage guidance system
EP0877290A1 Testmaterial storage- and transfer device
EP0918250A1 Photoelectric scanner for a photographic film
EP0902317A1 Device for producing photographic copies
CN1178920A Method for calibrating photographic copy printer
EP0893906A1 Digital image processing-based system for producing images