Average Co-Inventor Count = 1.33
ph-index = 2
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. Panavision Inc. (2 from 49 patents)
2 patents:
1. 4630907 - Apparatus for pivotally mounting a film magazine to a motion picture
2. 4101916 - Illuminated ground glass for camera