Average Co-Inventor Count = 1.33
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. Other (1 from 833,002 patents)
2. C. Itoh Electronics, Inc. (1 from 7 patents)
2 patents:
1. 4488829 - Multibin sheet feeder for use with a printer
2. 4375923 - Rotatable print head for a multiple print station printing apparatus