Average Co-Inventor Count = 1.82
ph-index = 3
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. 6597350 - Image reproduction device and method of image reproduction, together with information storage medium
2. 6361440 - Game system, game machine, game data distribution machine, network system and information storage medium
3. 6346048 - Game system, game machine, game data distribution machine, image data distribution system, and computer-usable information
4. 6273821 - Game system, game data distribution machine, game machine, image display system, and computer-usable information