Average Co-Inventor Count = 4.71
ph-index = 4
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. Other (2 from 832,912 patents)
2. Ricoh Company, Ltd. (2 from 28,584 patents)
3. Ricoh Corporation (1 from 233 patents)
4 patents:
1. 6425001 - Network image scanning system which transmits image information from a scanner over a network to a client computer
2. 6268927 - Computer-related form overlay method and apparatus
3. 6256662 - Network image scanning system which transmits image information from a scanner over a network to a client computer
4. 5911044 - Network image scanning system which transmits image information from a