HK

Hugo Knecht

GA Gretag Imaging Ag: 6 patents #2 of 51Top 4%
CI Ciba-Geigy: 2 patents #1,054 of 2,867Top 40%
📍 Schöfflisdorf, CH: #2 of 10 inventorsTop 20%
Overall (All Time): #510,785 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
9632015 Hydrostatic head tester arrangement 2017-04-25
6268901 Photoelectric scanning device and copier equipped therewith 2001-07-31
6163362 Photo lab with transport arrangement Rudolf Wacker, Martin Heller 2000-12-19
6059465 Test material storage and feed device Martin Heller 2000-05-09
5875371 Method and apparatus for developing sheet or strip type photographic material Rudolf Wacker, Rudolf Dech, Gabriele Poli, Eni Scodellaro, Anthony Earle 1999-02-23
5612764 Device for copying photographic masters Patrik Atzrodt 1997-03-18
5579074 Integrated photographic processing system and procedure for operating the system Ennio Pessot 1996-11-26
5335045 Photographic printing machine for copying originals on sheet-like copy material Jurg Kunz, Erich Binder 1994-08-02
4931831 Photographic copying and enlarging apparatus Rene Luscher 1990-06-05
4864355 Apparatus for the production of photographic copies Rene Luscher 1989-09-05