Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D739562 | Window frame profile | David Campbell, Nina Sterlin | 2015-09-22 |
| D739042 | Window frame profile | David Campbell, Nina Sterlin | 2015-09-15 |
| D739046 | Window frame profile | David Campbell, Nina Sterlin | 2015-09-15 |
| D739045 | Window frame profile | David Campbell, Nina Sterlin | 2015-09-15 |
| D739044 | Window frame profile | David Campbell, Nina Sterlin | 2015-09-15 |
| D739043 | Window frame profile | David Campbell, Nina Sterlin | 2015-09-15 |
| D735894 | Window frame profile | David Campbell, Nina Sterlin | 2015-08-04 |
| D732707 | Window frame profile | David Campbell, Nina Sterlin | 2015-06-23 |
| D732706 | Window frame profile | David Campbell, Nina Sterlin | 2015-06-23 |
| D732206 | Window frame profile | David Campbell, Nina Sterlin | 2015-06-16 |
| D732205 | Window frame profile | David Campbell, Nina Sterlin | 2015-06-16 |
| D732204 | Window frame profile | David Campbell, Nina Sterlin | 2015-06-16 |
| D732207 | Window frame profile | David Campbell, Nina Sterlin | 2015-06-16 |
| D732203 | Window frame profile | David Campbell, Nina Sterlin | 2015-06-16 |