Average Co-Inventor Count = 2.57
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. Marvin Glass & Associates (8 from 422 patents)
2. Irwin Toy Limited (1 from 10 patents)
9 patents:
1. 6161832 - Stacking block game
2. D275773 - Game housing
3. 4422644 - Board game apparatus
4. 4364104 - Novelty light
5. 4345400 - Plush bank
6. 4322909 - Toy food processor
7. 4261564 - Practice apparatus for punting, passing or kicking a ball
8. 4245429 - Baby doll
9. 4244138 - Animated action toy bird