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. Marvlee Inc. (2 from 5 patents)
2. Ideal Toy Corporation (1 from 56 patents)
3 patents:
1. 5219162 - Toy ball and method of making it
2. 5161798 - Toy ball and method of making it
3. 4049277 - Bubble free die agitator