Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12305969 | Blast design | Stuart Hawke, Mateus Rocha | 2025-05-20 |
| 6364428 | Apparatus for a quick release mechanism in a railcar hand brake | Everett G. Ring | 2002-04-02 |
| 6325465 | Quick release mechanism for a railway car hand brake | Howard Sommerfeld, Everett G. Ring | 2001-12-04 |