Average Co-Inventor Count = 2.29
ph-index = 20
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 (77 from 90,753 patents)
77 patents:
1. D788309 - Mammography apparatus for medical treatment
2. D502501 - Partial right-side panel and rear panel for an ink-jet cartridge
3. D464081 - Ink tank for printer
4. D462382 - Ink tank for printer
5. D460107 - Ink tank for printer
6. D456835 - Ink tank for printer
7. D451540 - Printer
8. D430200 - Ink tank for printer
9. D404068 - Ink tank for printer
10. D395445 - Ink tank for printer
11. D390597 - Printer for electronic computer
12. D382582 - Laser beam printer
13. D381681 - Ink tank for printer
14. D378758 - Ink tank for printer
15. D377371 - Ink tank for printer