Average Co-Inventor Count = 4.00
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 832,891 patents)
2. Control Module, Inc. (1 from 42 patents)
2 patents:
1. 5233658 - Method and means to limit access to computer systems
2. 5067155 - Method and means to limit access to computer systems