Average Co-Inventor Count = 4.21
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. Other (2 from 832,912 patents)
2. Marvin Glass & Associates (1 from 422 patents)
3. Western Publishing Company, Inc. (1 from 27 patents)
4 patents:
1. 6287193 - Hand-held game with visual display and feedback
2. 5462285 - Game with animated character
3. 5342064 - Acquisition game
4. 4798455 - User reconfigurable novelty glasses