Average Co-Inventor Count = 2.53
ph-index = 3
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 (4 from 33,404 patents)
4 patents:
1. 8134737 - Printing apparatus and printing method
2. 7599100 - Image processing apparatus
3. 7438370 - Display control method and apparatus for printer
4. 6765696 - Image reading apparatus