Issued Patents All Time
Showing 1–25 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12429620 | Magnetic field antenna of a metal detector | — | 2025-09-30 |
| 12320947 | Metal detector | — | 2025-06-03 |
| 11899156 | Metal detector | Eng Leng Mah | 2024-02-13 |
| 11658416 | Antenna of a metal detector | — | 2023-05-23 |
| 11474274 | Metal detector | — | 2022-10-18 |
| 11454736 | Metal detector | — | 2022-09-27 |
| 10969511 | Signal processing technique for a metal detector | — | 2021-04-06 |
| 10078148 | Metal detector | — | 2018-09-18 |
| 9829598 | Metal detector | — | 2017-11-28 |
| 9547065 | Method for detecting fast time constant targets using a metal detector | — | 2017-01-17 |
| 9348053 | Metal detector with at least one transmit/receive switch | — | 2016-05-24 |
| 9250348 | Transmit signal of a metal detector controlled by feedback loops | — | 2016-02-02 |
| 8854043 | Method for displaying metal detection information | Gregory Peter Harmer, Laurentiu Stamatescu, Pavel Valentine Kursa | 2014-10-07 |
| 8614576 | Metal detector having constant reactive transmit voltage applied to a transmit coil | — | 2013-12-24 |
| 8237560 | Real-time rectangular-wave transmitting metal detector platform with user selectable transmission and reception properties | — | 2012-08-07 |
| 8106770 | Metal detector with improved magnetic soil response cancellation | — | 2012-01-31 |
| 8063777 | Real-time rectangular-wave transmitting metal detector platform with user selectable transmission and reception properties | — | 2011-11-22 |
| 7924012 | Metal detector having constant reactive transmit voltage applied to a transmit coil | — | 2011-04-12 |
| 7791345 | Rectangular-wave transmitting metal detector | — | 2010-09-07 |
| 7652477 | Multi-frequency metal detector having constant reactive transmit voltage applied to a transmit coil | — | 2010-01-26 |
| 7579839 | Metal detector | — | 2009-08-25 |
| 7474102 | Rectangular-wave transmitting metal detector | — | 2009-01-06 |
| 7301393 | Low distortion class-D amplifier using carrier reference signal symmetry modulation | — | 2007-11-27 |
| 7227408 | Low distortion class-D amplifier using sampling of a servo-loop amplifier output | — | 2007-06-05 |
| 7157969 | Low distortion class D amplifier using a controlled delay | — | 2007-01-02 |