Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11959291 | Fall protection system for electrical transformers | Richard Rishkel, Edward A. Rivera | 2024-04-16 |
| 11646554 | Hook knife with integral guard | Richard Rishkel | 2023-05-09 |