Average Co-Inventor Count = 7.00
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. Nec Corporation (1 from 35,756 patents)
1 patent:
1. 4965482 - Ultrasonic motor and method of adjusting the same