Average Co-Inventor Count = 2.67
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 Co., Ltd. (2 from 253 patents)
2 patents:
1. D393664 - Operating apparatus for a watercraft simulation game machine
2. D389216 - Display device