Average Co-Inventor Count = 8.67
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. Konami Digital Entertainment Co., Ltd. (4 from 528 patents)
4 patents:
1. 10510052 - Fee collection system by electronic money
2. 10013687 - Charge payment system using virtual money
3. 8562426 - Charge payment system using virtual money
4. 8556726 - Game system and computer readable information storage medium storing a computer program therefor