Average Co-Inventor Count = 4.44
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 28,605 patents)
2 patents:
1. 7640525 - Assisting printed board design process
2. 7502721 - Product design support system, product design support method, and program