Average Co-Inventor Count = 5.00
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. Mitsubishi Kasei Corporation (1 from 499 patents)
2. Director General Agency of Industrial Science and Technology (1 from 30 patents)
1 patent:
1. 5018159 - Divided electrode type semiconductor laser device