Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9927139 | Pliable-wall air ducts with internal expanding structures | Cary Pinkalla, Frank Heim, Kevin J. Gebke, Nicholas L. Kaufmann | 2018-03-27 |
| 9927140 | Pliable-wall air ducts with internal expanding structures | Cary Pinkalla, Frank Heim, Kevin J. Gebke, Nicholas L. Kaufmann | 2018-03-27 |