Average Co-Inventor Count = 1.01
ph-index = 21
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. Angel Group Co., Ltd. (185 from 195 patents)
2. Angel Playing Cards Co., Ltd. (122 from 122 patents)
3. Angel Co., Ltd. (2 from 28 patents)
4. Angel Playing Cards., Ltd. (1 from 1 patent)
5. Angel Group Go., Ltd. (1 from 1 patent)
311 patents:
1. 12493828 - Chip recognizing and learning system
2. 12494110 - Management system
3. 12481855 - Management system for game token coin
4. 12482326 - Table game management system and game token
5. 12478859 - Table game system
6. 12475346 - System for inspecting gaming chips with RFID tags storing identification of the chips
7. 12456347 - Game management system
8. 12437602 - Card game monitoring system
9. 12409378 - Card show apparatus and table game system
10. 12412452 - Fraud detection system in a casino
11. 12406549 - Gaming chip and management system
12. 12400517 - Fraud detection system in a casino
13. 12397224 - Management system of gaming chips and storage box
14. 12394277 - Fraud detection system in a casino
15. 12387561 - Fraud detection system in a casino