Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D933173 | Protective shield for covering concrete hose joints | Daniel R. Stoltzfus | 2021-10-12 |
| D919774 | Protective shield for concrete hose joints | Daniel R. Stoltzfus | 2021-05-18 |
| 10550990 | Protective shield for concrete hose joints | Daniel R. Stoltzfus | 2020-02-04 |
| 10302241 | Protective shield for concrete hose joints | Daniel R. Stoltzfus | 2019-05-28 |