Average Co-Inventor Count = 2.40
ph-index = 2
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 (3 from 33,442 patents)
3 patents:
1. 8276907 - Recording apparatus
2. 7823825 - Roll medium supporting apparatus and printing apparatus
3. 7768798 - Component accommodating case and electronic apparatus