Average Co-Inventor Count = 4.00
ph-index = 3
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. Other (3 from 833,002 patents)
3 patents:
1. 6523957 - Flexible coupling for a self-propelled camera dolly
2. 6520641 - Shooting a motion picture scene with a self-propelled camera dolly
3. 6264330 - Self-propelled camera dolly