Average Co-Inventor Count = 1.00
ph-index = 3
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. Tonka Corporation (3 from 47 patents)
3 patents:
1. D368280 - Toy projectile launcher
2. D360914 - Toy projectile shooter
3. D355230 - Football