Average Co-Inventor Count = 2.00
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 832,912 patents)
2. Technitrol, Inc. (1 from 19 patents)
2 patents:
1. 5657980 - Sorting feed mechanism
2. 5074433 - Document delivery and abort mechanism