Average Co-Inventor Count = 2.15
ph-index = 6
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 (7 from 33,404 patents)
7 patents:
1. 7216989 - Projector
2. 7144122 - Projector
3. D522561 - Projector
4. D510098 - Projector
5. 6755541 - Projector
6. D470525 - Projector
7. D449331 - Projector