Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8283141 | Methods and systems for biomass conversion to carboxylic acids and alcohols | Mark T. Holtzapple | 2012-10-09 |
| 8262853 | Methods for pretreatment and processing of biomass | Mark T. Holtzapple, Lee Leon Lowery, Jr., Cesar B. Granda | 2012-09-11 |
| 8124386 | Methods and systems for biomass conversion to carboxylic acids and alcohols | Mark T. Holtzapple | 2012-02-28 |
| 7820417 | Methods and systems for biomass conversion to carboxylic acids and alcohols | Mark T. Holtzapple | 2010-10-26 |
| 7705116 | Method and system for solubilizing protein | Mark T. Holtzapple, Gary P. Noyes, Cesar B. Granda | 2010-04-27 |
| 7093455 | Vapor-compression evaporative air conditioning systems and components | Mark T. Holtzapple, G. Andrew Rabroker | 2006-08-22 |
| 6684658 | Vapor-compression evaporative air conditioning systems and components | Mark T. Holtzapple, G. Andrew Rabroker | 2004-02-03 |
| 6478965 | Recovery of fermentation salts from dilute aqueous solutions | Mark T. Holtzapple, Torsten Luettich | 2002-11-12 |
| 6427453 | Vapor-compression evaporative air conditioning systems and components | Mark T. Holtzapple, G. Andrew Rabroker | 2002-08-06 |
| 6395926 | Process for recovering low-boiling acids | Mark T. Holtzapple | 2002-05-28 |
| 6262313 | Thermal conversion of fatty acid salts to ketones | Mark T. Holtzapple | 2001-07-17 |
| 6043392 | Method for conversion of biomass to chemicals and fuels | Mark T. Holtzapple | 2000-03-28 |
| 5986133 | Recovery of fermentation salts from dilute aqueous solutions | Mark T. Holtzapple, Torsten Luettich | 1999-11-16 |
| 5969189 | Thermal conversion of volatile fatty acid salts to ketones | Mark T. Holtzapple | 1999-10-19 |
| 5962307 | Apparatus for producing organic acids | Mark T. Holtzapple, Mitch Loescher, Michael Kyle Ross | 1999-10-05 |
| 5874263 | Method and apparatus for producing organic acids | Mark T. Holtzapple, Mitch Loescher, Michael Kyle Ross | 1999-02-23 |
| 5865898 | Methods of biomass pretreatment | Mark T. Holtzapple | 1999-02-02 |
| 5693296 | Calcium hydroxide pretreatment of biomass | Mark T. Holtzapple, Murlidhar Nagwani | 1997-12-02 |
| 5171592 | Biomass refining process | Mark T. Holtzapple, Earnest Stuart | 1992-12-15 |
| 4733636 | Surface tension boiler | William Harris | 1988-03-29 |
| 4228790 | Solar heater | William Harris, Salomon Maldonado | 1980-10-21 |
| 4216751 | Pre-vaporizing fuel system | William Harris | 1980-08-12 |