Average Co-Inventor Count = 3.00
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. Kabushiki Kaisha Ace Denken (2 from 99 patents)
2 patents:
1. 6004208 - Slot machine that can superimpose on a display screen images from
2. 5655965 - Screen display type slot machine with seemingly flowing condition of