Average Co-Inventor Count = 3.37
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. (22 from 233 patents)
22 patents:
1. 12406296 - Greeting card with actionable aperture
2. 12322215 - Activatable postage
3. 12319084 - Automated greeting card conveyance system
4. 12307311 - Collaborative asset generation and communication
5. 12288113 - Signature-based unique identifier
6. 12190754 - Collaborative asset generation and communication
7. 12148076 - Digital asset generation and communication
8. 12086868 - Greeting card with actionable aperture
9. 12039809 - Activatable postage
10. 11977937 - Collaborative asset generation and communication
11. 11900194 - Signature-based unique identifier
12. 11263503 - Signature-based unique identifier
13. 11027571 - Recordable greeting card with user-definable touch zones
14. 9573070 - Plush toy with non-rigid sensor for detecting deformation
15. 9421475 - Context-based interactive plush toy