Average Co-Inventor Count = 6.00
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. Hitachi Plant Engineering Construction Co., Ltd. (1 from 56 patents)
2. Emit Seiko Co., Ltd. (1 from 5 patents)
1 patent:
1. 5845029 - Optical connector having means for positioning tilted convex surface of