Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11953104 | Rotary multi-way distributor with plural port tracks | Edson Ng | 2024-04-09 |
| 10653995 | Sorption enhanced methanation of biomass | Bowie G. Keefer, Brian G. Sellars, Edson Ng | 2020-05-19 |
| 10190066 | Method and system for biomass hydrogasification | Bowie G. Keefer, Brian G. Sellars, Edson Ng | 2019-01-29 |
| 9394171 | Method and system for biomass hydrogasification | Bowie G. Keefer, Brian G. Sellars, Edson Ng | 2016-07-19 |
| 8674153 | Method of hydrogasification of biomass to methane with low depositable tars | Brian G. Sellars, Bowie G. Keefer, Edson Ng | 2014-03-18 |
| 8541637 | Process and system for thermochemical conversion of biomass | Brian G. Sellars, Bowie G. Keefer, Edson Ng | 2013-09-24 |
| 8383871 | Method of hydrogasification of biomass to methane with low depositable tars | Brian G. Sellars, Bowie G. Keefer, Edson Ng | 2013-02-26 |
| 8152476 | Positive displacement pump with a working fluid and linear motor control | Steven Noble | 2012-04-10 |
| 7828877 | Separation of carbon dioxide from other gases | James A. Sawada, Amy Chiu, Andre Boulet, Surajit Roy, Edward J. Rode | 2010-11-09 |
| 7645324 | Engineered adsorbent structures for kinetic separation | Edward J. Rode, Andre Boulet, Aaron M. Pelman, Bowie G. Keefer, James A. Sawada +4 more | 2010-01-12 |
| 7387849 | Hydrogen recycle for solid oxide fuel cell | Bowie G. Keefer | 2008-06-17 |
| 7285350 | Enhanced solid oxide fuel cell systems | Bowie G. Keefer, Mark Kirby | 2007-10-23 |
| 7250073 | Life support oxygen concentrator | Bowie G. Keefer, Christopher R. McLean | 2007-07-31 |
| 7160367 | PSA with adsorbents sensitive to contaminants | Bowie G. Keefer, Andrea C. Gibbs, Alberto I. LaCava, Frank R. Fitch | 2007-01-09 |
| 7037358 | PSA with adsorbents sensitive to contaminants | Bowie G. Keefer, Andrea C. Gibbs, Alberto I. IaCava, Frank R. Fitch | 2006-05-02 |
| 6902602 | Gas separation by combined pressure swing and displacement purge | Bowie G. Keefer, Andre Boulet, Aaron M. Pelman, Brian G. Sellars, Surajit Roy | 2005-06-07 |
| 6565635 | Layered manifold pressure swing adsorption device and method | Bowie G. Keefer, Brian G. Sellars, Ian Parker, David G. Doman, Alain Carel +1 more | 2003-05-20 |