David Carman
15Patents
10h-index
19Co-inventors
65Inventor score
Filing activity: Apr 8, 1997 → Feb 1, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6272632A | System and method for controlling access to a user secret using a key recovery field | Physics | 170 | Expired |
| US6976168B1 | System and method for adaptive cryptographically synchronized authentication | Electricity | 58 | Expired |
| US6842860B1 | System and method for selectively authenticating data | Electricity | 50 | Expired |
| US6915426B1 | System and method for enabling authentication at different authentication strength-performance levels | Electricity | 42 | Expired |
| US6845449B1 | System and method for fast nested message authentication codes and error correction codes | Electricity | 40 | Expired |
| US6249585A | Publicly verifiable key recovery | Electricity | 30 | Expired |
| US7023996B2 | Encryption for asymmetric data links | Electricity | 29 | Expired |
| US6041330A | System and method for generating year 2000 test cases | Emerging Cross-Sectional Technologies | 28 | Expired |
| US7783881B2 | Gaming device verification system and method using a file allocation structure | Physics | 21 | Active |
| US8613662B2 | Alterable storage media gaming machine | Physics | 13 | Active |
| US8392707B2 | Gaming network | Physics | 6 | Active |
| US7907729B2 | Rollback attack prevention system and method | Physics | 3 | Active |
| US8165294B2 | Rollback attack prevention system and method | Physics | 2 | Active |
| US7836302B2 | Device verification system and method | Physics | 0 | Active |
| US8554682B2 | Device verification system and method | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.