Average Co-Inventor Count = 3.09
ph-index = 5
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 (5 from 422 patents)
5 patents:
1. 4363484 - Electronic table tennis game apparatus
2. 4359220 - Microcomputer controlled game
3. 4337948 - Game apparatus
4. 4325551 - Electronically controlled game apparatus with playing array positions
5. 4320901 - Microprocessor controlled game