Average Co-Inventor Count = 2.40
ph-index = 2
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. Nintendo Co., Ltd. (3 from 2,811 patents)
2. Ganbarion Co., Ltd. (2 from 2 patents)
3 patents:
1. 8292710 - Game program and game apparatus
2. 8062131 - Game system and game apparatus used for the same
3. 7425175 - Match game program