Average Co-Inventor Count = 4.61
ph-index = 3
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 (3 from 141 patents)
2. Entrust Datacard Corporation (1 from 61 patents)
4 patents:
1. 9630436 - Process of producing tactile dots, tactile dot groups, and tactile identifier marks
2. 4825054 - Method and apparatus for parallel integrated circuit card initialization
3. 4778982 - System for entering integrated data on the face of an integrated chip
4. 4701600 - System for entering initializing data on the rear face of an integrated