Average Co-Inventor Count = 3.43
ph-index = 2
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. Tomy International, Inc. (2 from 32 patents)
2 patents:
1. D780855 - Underwater light-up diver toy
2. D725752 - Bathtub drain cover