Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9657503 | Double hung latch and jamb hardware | Ross Michael Hollermann | 2017-05-23 |
| 9567788 | Window sash counterbalance with independently operable sashes | — | 2017-02-14 |
| 9562378 | Double hung operation hardware | Eric Salentine | 2017-02-07 |