Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D814760 | Boot cuff | — | 2018-04-10 |
| 9862619 | System for automatic water discharge management | Jeffrey J. Hellenbrand, Edward T. Maas, Jr., John P. Fetzer | 2018-01-09 |
| 9346689 | Method of water discharge management | Jeffrey J. Hellenbrand, Edward T. Maas, Jr., John P. Fetzer | 2016-05-24 |
| 6664896 | Article locating device using position location | Scott C. Harris | 2003-12-16 |