Average Co-Inventor Count = 3.75
ph-index = 1
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 (2 from 199 patents)
2 patents:
1. 6832954 - Photographing game machine, photographing game processing method and information storage medium
2. 6626762 - Game device