Graphic Security Systems Corporation
35Patents
28Active
35Granted
51Portfolio score
Filing activity: Mar 11, 1999 → Jul 29, 2014 · 22 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7114750B1 | Self-authenticating documents | Performing Operations; Transporting | 51 | Expired |
| US6985607B2 | System and method for authenticating objects | Physics | 45 | Expired |
| US7315629B2 | System and method for authenticating objects using non-visually observable encoded indicia | Physics | 44 | Expired |
| US7412073B2 | System and method for authenticating objects using non-visually observable encoded indicia | Physics | 27 | Active |
| US6980654B2 | System and method for authenticating an article | Emerging Cross-Sectional Technologies | 23 | Expired |
| US7512249B2 | System and method for decoding digital encoded images | Physics | 19 | Active |
| US7226087B2 | System and method for authenticating an article | Emerging Cross-Sectional Technologies | 18 | Expired |
| US7421581B2 | Method and system for controlling encoded image production | Physics | 18 | Active |
| US7114074B2 | Method and system for controlling encoded image production using image signatures | Electricity | 14 | Expired |
| US9275303B2 | Method for constructing a composite image incorporating a hidden authentication image | Physics | 12 | Active |
| US7796753B2 | Digital anti-counterfeiting software method and apparatus | Emerging Cross-Sectional Technologies | 11 | Active |
| US7551752B2 | Systems and methods for authenticating objects using multiple-level image encoding and decoding | Electricity | 11 | Active |
| US7860268B2 | Object authentication using encoded images digitally stored on the object | Electricity | 10 | Active |
| US7634104B2 | Illuminated decoder | Physics | 10 | Active |
| US7654580B2 | Self-authenticating documents with printed or embossed hidden images | Emerging Cross-Sectional Technologies | 10 | Active |
| US7561308B2 | System and method for decoding digital encoded images | Physics | 9 | Active |
| US7729509B2 | Illuminated lens device for use in object authentication | Physics | 9 | Active |
| US7466876B2 | System and method for digital image encoding | Emerging Cross-Sectional Technologies | 8 | Active |
| US7630513B2 | System and method for network-based object authentication | Electricity | 7 | Active |
| US7386177B2 | Method and system for encoding images using encoding parameters from multiple sources | Electricity | 7 | Active |
| US7512280B2 | System and method for authenticating objects using multiple-level encoding and decoding | Electricity | 6 | Active |
| US6983048B2 | Multi-section decoding lens | Physics | 5 | Expired |
| US8019115B2 | Object authentication using a portable digital image acquisition device | Physics | 5 | Active |
| US7487915B2 | Reflective decoders for use in decoding optically encoded images | Physics | 5 | Active |
| US8437578B2 | Digital anti-counterfeiting software method and apparatus | Emerging Cross-Sectional Technologies | 5 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.