Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D733351 | Task lamp | — | 2015-06-30 |
| D732726 | Task lamp | — | 2015-06-23 |
| D718073 | Wall shelf | — | 2014-11-25 |
| 5073195 | Aqueous silane water repellent compositions | Edwin P. Plueddemann | 1991-12-17 |
| 5051129 | Masonry water repellent composition | Edwin P. Plueddemann | 1991-09-24 |