Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12364625 | Sub-atmospheric wound therapy systems and methods | Michael Simms Shuler, Alan Carlson, Evan Leingang | 2025-07-22 |
| 11471571 | Negative pressure wound therapy canisters | Evan Leingang, Richard A. Thompson, II, Thom Tedham | 2022-10-18 |
| 10583228 | Sub-atmospheric wound therapy systems and methods | Michael Simms Shuler, Alan Carlson, Evan Leingang | 2020-03-10 |
| 10029718 | Modular cart | Martin Benning, Herve Boeglin, Kevin Lochner, Robert Lee Prickett | 2018-07-24 |
| D481370 | Teleconferencing unit | Jeffrey Popowski | 2003-10-28 |
| D443870 | Headset | Michael Carpenter, Gregory A. Wright, David J. Copeland | 2001-06-19 |
| D401241 | Speaker enclosure | David J. Copeland | 1998-11-17 |
| D394654 | Base unit for a wireless telephone | Dave Copeland | 1998-05-26 |
| D391953 | Wireless telephone headset transceiver | Dave Copeland | 1998-03-10 |
| D377174 | Aircraft headset | — | 1997-01-07 |
| D366486 | Headset | David J. Copeland | 1996-01-23 |
| D328498 | Combined lab case and test tube holder | Olaf A. Runquist | 1992-08-04 |