Average Co-Inventor Count = 3.66
ph-index = 4
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. (4 from 253 patents)
2. Konami Sports Life Corporation (1 from 7 patents)
5 patents:
1. 7303508 - Training equipment
2. 6276682 - Air hockey game apparatus
3. D446251 - Game machine
4. 6234476 - Air hockey game apparatus
5. D406182 - Operating apparatus for a game machine