Average Co-Inventor Count = 3.80
ph-index = 5
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)
2. Tpi Corporation (2 from 9 patents)
5 patents:
1. 5652421 - Method and apparatus for generating gift certificates
2. 5572005 - Telecommunications booth comprising a telecommunications train having a
3. 5500514 - Method and apparatus for generating gift certificates
4. 5393964 - Telecommunications booth and method of use
5. 5243174 - Method and apparatus for generating gift certificates