Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6684417 | Vented toilet plunger | — | 2004-02-03 |
| 6666344 | Book shelf support for standing on a floor and unattachably abutting against a wall | — | 2003-12-23 |
| 6637608 | Freestanding frame for supporting shelves | — | 2003-10-28 |
| 6568543 | Bookend for forming from a single piece of sheet metal | — | 2003-05-27 |
| 6381763 | Plunger for clearing a clogged drain | — | 2002-05-07 |
| 6139108 | Chair frame | — | 2000-10-31 |
| 5189993 | In-line three cylinder combustion engine | — | 1993-03-02 |