Average Co-Inventor Count = 3.00
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. Ideal Toy Corporation (3 from 56 patents)
3 patents:
1. 4106695 - Toy vehicle track
2. 4105207 - Pinball type baseball game
3. 3958361 - Track segment with braking elements which retain vehicle vertically