Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D967719 | Metal detector | Anthony H. Tran, Brent C. Weaver | 2022-10-25 |
| D945282 | Metal detector search coil | Anthony H. Tran, Brent C. Weaver | 2022-03-08 |
| 9347798 | Metal detector with hermetic housing | Gerald L. Johnson, Brent C. Weaver | 2016-05-24 |
| 7575065 | Metal detector with excavation tool | — | 2009-08-18 |
| D583261 | Hand held metal detector | Gerald L. Johnson | 2008-12-23 |
| D533792 | Metal detector | Gerald L. Johnson, Brent C. Weaver | 2006-12-19 |
| 5786696 | Metal detector for identifying target electrical characteristics, depth and size | Brent C. Weaver, Ayaz Nemat | 1998-07-28 |
| 5721489 | Metal detector method for identifying target size | Brent C. Weaver, Ayaz Nemat | 1998-02-24 |
| D333990 | Metal detector | Gerald L. Johnson | 1993-03-16 |
| 5148151 | Metal detector having target characterization and search classification | — | 1992-09-15 |
| 5138262 | Metal detector having detachable battery and speaker housing | Gerald L. Johnson | 1992-08-11 |
| D297221 | Walk-through metal detector | — | 1988-08-16 |
| 4709213 | Metal detector having digital signal processing | — | 1987-11-24 |
| 4700139 | Metal detector circuit having selectable exclusion range for unwanted objects | — | 1987-10-13 |
| 4488115 | Low battery voltage indicator circuit for a metal detector | — | 1984-12-11 |
| D274704 | Metal detector | Charles L. Garrett | 1984-07-17 |
| 4423377 | Compact metal detector of the balanced induction type | — | 1983-12-27 |
| 4398104 | Low drift tuning circuit | — | 1983-08-09 |
| 4334191 | Metal detector circuit having momentary disabled output | — | 1982-06-08 |
| 4334192 | Metal detector circuit having automatic tuning with multiple rates | — | 1982-06-08 |
| 4303879 | Metal detector circuit with mode selection and automatic tuning | — | 1981-12-01 |