Average Co-Inventor Count = 8.00
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. Canon Kabushiki Kaisha (1 from 90,884 patents)
2. University of Yamanashi (1 from 94 patents)
1 patent:
1. 9306149 - Piezoelectric material, piezoelectric element, liquid discharge head, ultrasonic motor, and dust removing device