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. The Gift Certificate Center, Inc. (3 from 9 patents)
3 patents:
1. 5652421 - Method and apparatus for generating gift certificates
2. 5500514 - Method and apparatus for generating gift certificates
3. 5243174 - Method and apparatus for generating gift certificates