Average Co-Inventor Count = 4.21
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. Konami Co., Ltd. (3 from 253 patents)
2. Konami Corporation (1 from 193 patents)
4 patents:
1. 6824463 - Number drawing apparatus and game machine therewith
2. 5887870 - Medal game machine
3. 5706927 - Token discriminating device
4. 5667218 - Medal game machine