Average Co-Inventor Count = 3.95
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 (5 from 33,404 patents)
5 patents:
1. D665014 - Printer
2. D665015 - Printer
3. D665016 - Printer
4. D648378 - Printer
5. D648379 - Printer