Average Co-Inventor Count = 4.32
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. Namco Limited (4 from 199 patents)
4 patents:
1. 6234479 - Controller for game machines
2. D330050 - Shooting game cabinet
3. 5039094 - Game machine
4. 5016890 - Shooting game machine