Average Co-Inventor Count = 1.41
ph-index = 4
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 (3 from 422 patents)
2. Rapid Mounting and Finishing Company, Cadaco Division (1 from 3 patents)
4 patents:
1. 5232226 - Apparatus and method for propelling and retrieving a disk
2. 4488373 - Stackable piece playset
3. 4363484 - Electronic table tennis game apparatus
4. 4288071 - Pneumatic seesaw apparatus