Average Co-Inventor Count = 2.00
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. Sachtler Gmbh Filmtechnische Gerate (1 from 2 patents)
2. Sachtler Gmbh Filmtechnische Geraete (1 from 1 patent)
2 patents:
1. 4697773 - Vertically adjustable post for a film or television camera tripod
2. 4657267 - Motion picture or television camera stand