Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10765286 | Surface maintenance machine | Martin L. Dickrell, Ronald W. Lehman, Jacob L. Stock | 2020-09-08 |
| 10610077 | Surface maintenance machine with a quick eject cleaning tool assembly | — | 2020-04-07 |