Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9677321 | Triple pane window spacer having a sunken intermediate pane | Raimo T. Nieminen, Paul Terpstra, David Rapp, Eric B. Rapp | 2017-06-13 |
| 9260907 | Triple pane window spacer having a sunken intermediate pane | Raimo T. Nieminen, Paul Terpstra, David Rapp, Eric B. Rapp | 2016-02-16 |