Average Co-Inventor Count = 2.54
ph-index = 2
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. American Greetings Corporation (6 from 423 patents)
6 patents:
1. D904869 - Gift and gift card packaging
2. D897424 - Toaster gift card presentation device
3. D745282 - Gift bag with candy dispenser
4. 9186927 - Greeting card with spring loaded slide track activated audio
5. 8887417 - Greeting card with spring loaded slide track audio trigger
6. 8726547 - Greeting card with spring loaded slide track audio trigger