Average Co-Inventor Count = 2.32
ph-index = 24
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 (96 from 99 patents)
2. Ace Denken Kabushiki Kaisha (1 from 1 patent)
97 patents:
1. 6398648 - Game hall system utilizing storage media with adjustment means for stakes
2. 6029973 - Game machine
3. 6007425 - Simulation system for place of amusement
4. 6004208 - Slot machine that can superimpose on a display screen images from
5. 5984780 - Image display gaming system and gaming house management system
6. 5941774 - Image display gaming system and gaming house management system
7. 5913399 - Coin handling mechanism for supplying coins to coin game machines and
8. 5913515 - Game machine with display device and special condition generation
9. 5904352 - Pachinko game machine having card game playing function
10. 5890962 - Gaming machine with multiple independent display gaming areas
11. 5845902 - Computer system in a gaming house
12. 5839956 - Game play media lending machine and gaming house management system
13. 5826680 - Bill handling system in a gaming house
14. 5813511 - Slot machine
15. 5810665 - Image display gaming machine and image display control method