Average Co-Inventor Count = 7.27
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. Kabushiki Kaisha Ace Denken (6 from 99 patents)
6 patents:
1. 5564544 - Bank note conveying apparatus
2. 5560467 - Exchange machine having bank note qualification determining capacity
3. 5551912 - Coin conveying apparatus
4. 5499809 - Bank note conveying apparatus
5. 5496020 - Bank note transporting apparatus in game machine island
6. 5465956 - Endless belt bank note conveying device with ball supports for the bank