Average Co-Inventor Count = 1.89
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. Hallmark Cards, Inc. (6 from 233 patents)
6 patents:
1. 9573070 - Plush toy with non-rigid sensor for detecting deformation
2. 8926393 - Plush toy with non-rigid sensor for detecting deformation
3. 8866630 - Container with internally emitted audio
4. 8596147 - Non-rigid sensor for detecting deformation
5. 8558715 - Container with internally emitted audio
6. 6168108 - Web tension control apparatus and method