Average Co-Inventor Count = 2.00
ph-index = 2
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 Corporation (3 from 3,079 patents)
3 patents:
1. 9041023 - Light emitting device
2. D591696 - Light emitting diode
3. D572671 - Light emitting diode