Average Co-Inventor Count = 4.44
ph-index = 1
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. (2 from 233 patents)
2 patents:
1. 9439520 - Merchandiser for displaying items at an angle
2. 7913862 - Display tray with movable dividers