Average Co-Inventor Count = 4.00
ph-index = 1
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. (1 from 28,605 patents)
1 patent:
1. 11899702 - System of visualizing validity level of searching, method of visualizing validity level of searching, and carrier means