Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7018127 | Connector for joining two lengths of sheet metal ducting together end-to-end and the two pieces of sheet metal | Thomas Howard | 2006-03-28 |
| 6532636 | Hand-held tool for guiding an integral piece of sheet metal into a pair of sheet metal connectors positioned end-to-end and oriented at an angle relative to each other | Thomas Howard | 2003-03-18 |
| 5195789 | Slip lock connector assembly for joining sheet metal ducts | Thomas Howard | 1993-03-23 |
| D313189 | Center punch guide for piping | — | 1990-12-25 |
| 4834369 | Basketball backboard and rim assembly | — | 1989-05-30 |