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. Nichia Chemical Industries, Limited (1 from 41 patents)
1 patent:
1. 5343316 - Phosphor for use in a cathode-ray tube and display device using one