Average Co-Inventor Count = 5.00
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. and Nippon Telegraph and Telephone Corporation (1 from 1 patent)
1 patent:
1. 5194959 - Image forming apparatus for forming image corresponding to subject, by