Average Co-Inventor Count = 2.63
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 (18 from 422 patents)
18 patents:
1. 4440394 - Toy puzzle
2. 4370064 - Counting device with ball actuated aligned rotatable indicating elements
3. 4341390 - Pattern location board game device
4. D263401 - Dump truck toy with enclosure
5. 4299386 - Electronic fencing game
6. 4287680 - Mechanical action toy
7. 4248009 - Toy motor vehicle
8. 4230317 - Sound actuated competitive game apparatus
9. 4174105 - Player actuated flying toy
10. 4157183 - Game apparatus
11. 4132411 - Game with chance shot dictating pieces
12. 4132155 - Paper craft kit
13. 4128246 - Chase-type board game apparatus
14. 4126309 - Rotatable target game device
15. 4099330 - Vibratory drawing device