Average Co-Inventor Count = 3.00
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. Alps Electric Co., Ltd. (1 from 4,048 patents)
1 patent:
1. 6588937 - Optical coupling device for easing stress working on optical fiber