Average Co-Inventor Count = 2.32
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. Hallmark Cards, Inc. (11 from 233 patents)
2. Eastman-kodak Company (1 from 21,594 patents)
12 patents:
1. 11642906 - Greeting card having audio recording capabilities with trial mode feature
2. 10870306 - Greeting card having audio recording capabilities with trial mode feature
3. 10486453 - Greeting card having audio recording capabilities with trial mode feature
4. 10071590 - Greeting card having audio recording capabilities with trial mode feature
5. 8937535 - Greeting card with subsequent audio after closing
6. 8736429 - Greeting card with subsequent audio after closing
7. 6520049 - Method of digitizing emboss dies and the like
8. 5459819 - System for custom imprinting a variety of articles with images obtained
9. 4968370 - Replication of information carriers
10. 4923572 - Image transfer tool
11. 4790893 - Replication of information carriers
12. 4261501 - Laminated insulated hot drink cup