Issued Patents All Time
Showing 26–44 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9612033 | Pliable-wall air ducts with internal expanding structures | Cary Pinkalla, Frank Heim, Nicholas L. Kaufmann, William A. Niehaus | 2017-04-04 |
| 9605865 | Pliable-wall air ducts with internal expanding structures | Cary Pinkalla, Frank Heim, Nicholas L. Kaufmann, William A. Niehaus | 2017-03-28 |
| 9605864 | Pliable-wall air ducts with internal expanding structures | Cary Pinkalla, Frank Heim, Nicholas L. Kaufmann, William A. Niehaus | 2017-03-28 |
| 9562432 | Inflatable air barriers | Frank Heim, Nicholas L. Kaufmann, Nicolas B. Paschke, Terry L. Bauer | 2017-02-07 |
| 9518756 | External rib cage for an inflatable air duct | Robert Brown, Frank Heim, Michael A. Jacobson, Nicolas B. Paschke, Cary Pinkalla | 2016-12-13 |
| 9494336 | Configurable pliable air ducts | Cary Pinkalla, Frank Heim, Irene E. Stephan, Michael A. Jacobson, Nicholas L. Kaufmann +1 more | 2016-11-15 |
| 9303892 | Inflatable air ducts with low height-to-width ratios | Frank Heim, Michael A. Jacobson | 2016-04-05 |
| 9039503 | Longitudinally split fabric air duct | Frank Heim, Nicolas B. Paschke | 2015-05-26 |
| 8844578 | Pliable-wall air ducts with internal expanding structures | Cary Pinkalla, Frank Heim, Nicholas L. Kaufmann, William A. Niehaus | 2014-09-30 |
| 8808075 | Configurable pliable air ducts | Frank Heim, Michael Hermes, Michael A. Jacobson, Nicholas L. Kaufmann, William A. Niehaus | 2014-08-19 |
| 8676545 | Methods and apparatus to determine air duct system configurations | Nicholas L. Kaufmann, Brenda L. Ritt, Cary Pinkalla, Frank Heim, William A. Niehaus +1 more | 2014-03-18 |
| 8434526 | Pliable-wall air ducts with suspended frames | Cary Pinkalla, Frank Heim, Nicholas L. Kaufman, William A. Niehaus | 2013-05-07 |
| 7578097 | Inflatable door seal | Jason Dondlinger, Tom Jansen, Frank Heim | 2009-08-25 |
| 6960130 | Fabric air duct with directional vent | Robert J. Harter, Matthew C. McNeill | 2005-11-01 |
| 6958011 | Pliable air duct with dust and condensation repellency | — | 2005-10-25 |
| 6953396 | Fabric flow restriction and method for conveying a volume of air | Nicolas B. Paschke | 2005-10-11 |
| 6899615 | Conical air filter | — | 2005-05-31 |
| 6626754 | Conical air filter | Cary Pinkalla | 2003-09-30 |
| 6565430 | Pliable air duct with dust and condensation repellency | — | 2003-05-20 |