Issued Patents All Time
Showing 25 most recent of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12211065 | Conversion path performance measures and reports | Sissie Ling-Ie Hsiao, Chao Cai, Eric W. Ewald, Cameron M. Tangney, Japjit Tulsi +2 more | 2025-01-28 |
| 11941660 | Conversion path performance measures and reports | Sissie Ling-Ie Hsiao, Chao Cai, Eric W. Ewald, Cameron M. Tangney, Japjit Tulsi +2 more | 2024-03-26 |
| 11544739 | Conversion path performance measures and reports | Sissie Ling-Ie Hsiao, Chao Cai, Eric W. Ewald, Cameron M. Tangney, Japjit Tulsi +2 more | 2023-01-03 |
| 10588486 | Multi-function video system with interchangeable medical tool | Ken Peterson, Jennifer Elaine Hoss, Jennifer Jensen, Mitchell Smith, D Craig Edwards +2 more | 2020-03-17 |
| 10360586 | Conversion path performance measures and reports | Sissie Ling-Ie Hsiao, Chao Cai, Eric W. Ewald, Cameron M. Tangney, Japjit Tulsi +2 more | 2019-07-23 |
| 9611822 | Air filter and silencer | — | 2017-04-04 |
| 9245279 | Conversion path performance measures and reports | Sissie Ling-Ie Hsiao, Chao Cai, Eric W. Ewald, Cameron M. Tangney, Japjit Tulsi +2 more | 2016-01-26 |
| 8548851 | Conversion path performance measures and reports | Liren Chen, Chao Cai, Eric W. Ewald, Cameron M. Tangney, Japjit Tulsi +4 more | 2013-10-01 |
| 8500398 | Turbocharger heat shield | — | 2013-08-06 |
| 8400477 | Object resizing | David S. Young | 2013-03-19 |
| 7811029 | Woven soil stabilization system | William T. Graham, Mark Doudlah, William N. Isermann, Jay Settersten, Paul Collins | 2010-10-12 |
| 7811028 | Hooded check tube | Mary de la Rosa, William T. Graham, William N. Isermann, Mark Doudlah, Paul Collins +1 more | 2010-10-12 |
| 7284550 | Burn pot for furnace | Ross Embertson | 2007-10-23 |
| D521133 | Biomass stove | — | 2006-05-16 |
| 7045701 | Expression shoe | Kevin Light, Jesse F. Dressler, Scott Johnson | 2006-05-16 |
| D519543 | Expression shoe support bracket | Kevin Light, Scott Johnson | 2006-04-25 |
| 6994741 | Protective filter cover | — | 2006-02-07 |
| 6726738 | Air filter assembly | — | 2004-04-27 |
| 6705837 | Welded connector for blade liner | — | 2004-03-16 |
| 6475255 | Serviceable air filter/oil separator assembly | — | 2002-11-05 |
| 6422224 | Remote air-oil separator | — | 2002-07-23 |
| 6009846 | Combination air-filter/air-oil separator with integral vacuum regulator | — | 2000-01-04 |
| 5752902 | Collapsible exercise device and method | — | 1998-05-19 |
| 5479907 | Combination in-line air-filter/air-oil separator/air-silencer with preseparator | — | 1996-01-02 |
| 5347973 | Vacuum relief valve | — | 1994-09-20 |