Average Co-Inventor Count = 4.86
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 (9 from 33,464 patents)
9 patents:
1. D699782 - Printer
2. D699783 - Printer
3. D683395 - Printer
4. D677719 - Printer
5. D667871 - Printer
6. D667872 - Printer
7. D661728 - Printer
8. D656048 - Spectrophotometers
9. D643875 - Printer