Robert J. Gray
15Patents
10h-index
13Co-inventors
69Inventor score
Filing activity: May 17, 1996 → Jan 30, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6268788A | Apparatus and method for providing an authentication system based on biometrics | Physics | 288 | Expired |
| US6168077A | Apparatus and method of providing a dual mode card and reader | Physics | 111 | Expired |
| US6367017B1 | Apparatus and method for providing and authentication system | Physics | 88 | Expired |
| US5710370A | Method for calibrating a differential pressure fluid flow measuring system | Physics | 56 | Expired |
| US6557754B2 | Apparatus and method of providing a dual mode card and reader | Physics | 55 | Expired |
| US5844497A | Apparatus and method for providing an authentication system | Physics | 51 | Expired |
| US6112448A | Firearm forearm sling and method of use of same | Mechanical Engineering; Lighting; Heating | 27 | Expired |
| US6817534B2 | Smart card having additional connector pads | Electricity | 24 | Expired |
| US6087955A | Apparatus and method for providing an authentication system | Physics | 23 | Expired |
| US6634565B2 | Smart card having additional connector pads | Electricity | 16 | Expired |
| US8959624B2 | Executable download tracking system | Electricity | 3 | Active |
| US7837951B2 | Modular ozone generator with an air diffuser | Chemistry; Metallurgy | 1 | Active |
| USD542878S1 | Slingshot arrow hook | General | 1 | Expired |
| US10607013B2 | System for information security threat assessment and event triggering | Electricity | 0 | Active |
| US11263327B2 | System for information security threat assessment and event triggering | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.