Average Co-Inventor Count = 4.29
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. Datacard Corporation (2 from 141 patents)
2. Entrust Datacard Corporation (1 from 61 patents)
3 patents:
1. 9630436 - Process of producing tactile dots, tactile dot groups, and tactile identifier marks
2. 4778982 - System for entering integrated data on the face of an integrated chip
3. 4701600 - System for entering initializing data on the rear face of an integrated