Average Co-Inventor Count = 4.14
ph-index = 9
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. Ricoh Company, Ltd. (18 from 28,566 patents)
18 patents:
1. D972008 - Printer
2. D956137 - Image forming unit for printer
3. D955470 - Image forming unit for printer
4. D895003 - Printer
5. D763957 - Printer
6. D730980 - Printer
7. D655747 - Copying machine
8. D631505 - Copying machine
9. D631504 - Copying machine
10. D607045 - Toner cartridge
11. D599845 - Toner cartridge
12. 7578630 - Control panel and apparatus using the same
13. D559892 - Copying machine with scanning and printing functions
14. D558259 - Finisher for a printer
15. D557736 - Copying machine with scanning and printing functions