Average Co-Inventor Count = 4.44
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. Seiko Epson Corporation (2 from 33,442 patents)
2 patents:
1. 7605542 - Light-emitting device
2. 7518457 - Microwave generator using a diamond SAW oscillator