Average Co-Inventor Count = 2.18
ph-index = 4
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. (4 from 28,546 patents)
4 patents:
1. D782568 - Printer
2. D736311 - Printer
3. D733217 - Printer
4. D724140 - Printer