Average Co-Inventor Count = 5.83
ph-index = 2
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. Fuji Xerox Co., Ltd. (1 from 11,665 patents)
2. Pilot Man-nen-hitsu Kabushiki Kaisha (1 from 50 patents)
2 patents:
1. 6631495 - Electronic document identification, filing, and retrieval system
2. 4840837 - Heat transfer medium