Average Co-Inventor Count = 2.40
ph-index = 4
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. Marvin Glass & Associates (4 from 422 patents)
4 patents:
1. 4824415 - Doll with remote controlled supporting accessory
2. 4563163 - Stand up doll
3. 4507098 - Skating doll with legs having angled pivot axes
4. 4183533 - Game with pivoting projector and target compartments