Average Co-Inventor Count = 5.33
ph-index = 5
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 (8 from 33,404 patents)
8 patents:
1. D856412 - Printer
2. D856413 - Printer
3. D843444 - Printer
4. D841085 - Printer
5. D839342 - Printer
6. D829276 - Printer
7. D828442 - Printer
8. D815196 - Printer