Average Co-Inventor Count = 1.89
ph-index = 11
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. Canon Kabushiki Kaisha (26 from 90,594 patents)
27 patents:
1. D557723 - Video camera with digital video disc player
2. D533886 - Digital camera
3. D448798 - Ink tank for computer printer
4. D445126 - Computer printer
5. D435266 - Computer printer
6. D434793 - Plate for computer printer
7. D433443 - Computer printer
8. D425932 - Ink tank for printer
9. D419593 - Ink tank for printer
10. D414509 - Combined ink tank holder and printing head for printer
11. D413920 - Combined ink tank holder and printing head for printer
12. D412526 - Combined ink cartridge and printer head for printer
13. D406163 - Ink tank for printer
14. D401621 - Ink tank for printer
15. D401620 - Ink tank for printer