Average Co-Inventor Count = 2.53
ph-index = 6
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 (10 from 422 patents)
10 patents:
1. 4344346 - Musical light toy
2. 4335880 - Electric eye actuated gun arcade
3. 4325551 - Electronically controlled game apparatus with playing array positions
4. 4299386 - Electronic fencing game
5. 4296929 - Electric eye actuated gun arcade
6. 4265047 - Vehicle instrumentation and control apparatus
7. 4171811 - Light gun with photo detector and counter
8. 4147355 - Target shooting apparatus
9. 4028845 - Layered skin doll
10. 3973773 - Game apparatus