Average Co-Inventor Count = 2.86
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. (2 from 28,577 patents)
2 patents:
1. 9383698 - Substrate, fixing belt with substrate, fixing device with fixing belt, and image forming apparatus
2. 7918180 - Film forming apparatus