Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11613921 | Spring-loaded sash guide | Michael Nau, Kenneth T. Patek | 2023-03-28 |
| 10927579 | Spring-loaded sash guide | Michael Nau, Kenneth T. Patek | 2021-02-23 |
| 10415302 | Window setting block | Kenneth John Vander Bent, Jr., Michael Nau | 2019-09-17 |
| 9440340 | Electric rivet nut tool and control device thereof | Chih-Hua Hsu, Liang Chen, Tain-Meei Lee | 2016-09-13 |
| 8957608 | Motor-driving device of an electric caulking gun | Chih-Hua Hsu, Sen-Hsien Fang, Tain-Meei Lee | 2015-02-17 |
| 7614184 | Operator for casement type window | Jacob Rebel | 2009-11-10 |
| 7559584 | Dual-hook locking assembly | Jacob Rebel, Kai Zhang | 2009-07-14 |
| 7533496 | Upper sash detent latch for a double-hung window | John Tremble, Jacob Rebel | 2009-05-19 |
| 7107800 | Door bolt | — | 2006-09-19 |
| 6755450 | Safety door lock | — | 2004-06-29 |
| D485154 | Door latch | — | 2004-01-13 |