Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10845063 | Hydronic supply manifold | Malcolm MacDuff | 2020-11-24 |
| 10408468 | Supply manifold with rotatable slider | Malcolm MacDuff | 2019-09-10 |
| 9803876 | Supply manifold with rotatable slider | Malcolm MacDuff | 2017-10-31 |
| 8555926 | Supply manifold for hydronic system | Malcolm MacDuff | 2013-10-15 |
| 7913958 | Twist clip for attaching a fin to a conduit of a hydronic heating system | — | 2011-03-29 |
| 7364609 | Method and kit for use with standard pipe couplings to construct a de-aerator | — | 2008-04-29 |
| 6893485 | Method and kit for use with standard pipe couplings to construct a de-aerator | — | 2005-05-17 |
| 6523862 | Tubing connector with integrated crimp ring and reaming tool for use therewith | — | 2003-02-25 |
| 6095571 | Tubing connector | — | 2000-08-01 |
| 4591368 | Built-in vacuum system | — | 1986-05-27 |