Average Co-Inventor Count = 1.33
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. Nikon Corporation (2 from 8,891 patents)
2 patents:
1. 8981620 - Driving mechanism, lens barrel, and camera
2. 8432627 - Vibration actuator, method for manufacturing vibration actuator, lens barrel and camera