Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 7311846 | Apparatus and method for separating ferrous and non-ferrous metal particles suspended in a liquid | Mark Stewart Schroder | 2007-12-25 | |
| 6911142 | Overhead return piping system | Brian Pahl | 2005-06-28 | |
| 4312120 | Glow plug manufacture | — | 1982-01-26 | $1,664,000 |