Average Co-Inventor Count = 2.00
ph-index = 1
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Kis Photo Industrie (1 from 6 patents)
2. Kis Photo Industrie/serge Crasnianski (1 from 1 patent)
2 patents:
1. 5285980 - Device for extracting the end of a negative film from a cartridge
2. 4949114 - Device for introducing the free end of a photographic film to be