Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10662447 | System and process for obtaining products from biomass | Cesar B. Granda | 2020-05-26 |
| 9670924 | Gerotor apparatus having outer gerotor with strengthening members | Mark T. Holtzapple, George A. Rabroker | 2017-06-06 |
| 8905735 | Gerotor apparatus for a quasi-isothermal Brayton cycle engine | Mark T. Holtzapple, Andrew Rabroker, Steven Donald Atmur, Gary P. Noyes | 2014-12-09 |
| 8753099 | Sealing system for gerotor apparatus | Mark T. Holtzapple, George A. Rabroker | 2014-06-17 |
| 8560411 | Computerized system for managing communications between a buyer, seller, and lender | Stephen M. Polston, Aaron Matthew Vennie, Jeffery Matthew Colville, Michelle Patrice Hiller, Joan Marie Skallman +1 more | 2013-10-15 |
| 8519206 | Alternative paths to alcohols and hydrocarbons from biomass | Mark T. Holtzapple, Cesar B. Granda, Sebastian Taco, Gary Luce, John A. Spencer +1 more | 2013-08-27 |
| 8410321 | Alternative paths to alcohols and hydrocarbons from biomass | Mark T. Holtzapple, Cesar B. Granda, Sebastian Taco, Gary Luce, John A. Spencer +1 more | 2013-04-02 |
| 8232440 | Alternative paths to alcohols and hydrocarbons from biomass | Mark T. Holtzapple, Cesar B. Granda, Sebastian Taco-Vasquez, Gary Luce, John A. Spencer +1 more | 2012-07-31 |
| 7770506 | Armored cab for vehicles | Ricky Don Johnson, Regis Luther | 2010-08-10 |
| 7695260 | Gerotor apparatus for a quasi-isothermal Brayton cycle engine | Mark T. Holtzapple, Andrew Rabroker, Steven Donald Atmur, Gary P. Noyes | 2010-04-13 |
| 7008200 | Gerotor apparatus for a quasi-isothermal brayton cycle engine | Mark T. Holtzapple, George A. Rabroker, Thomas Beck, Mark Ehsani, Matthew Whiteacre +1 more | 2006-03-07 |
| 6676203 | Vehicle roof | Karl-Heinz Lumpe, Klaus Kolodzeij | 2004-01-13 |
| 5962307 | Apparatus for producing organic acids | Mark T. Holtzapple, Richard Davison, Mitch Loescher | 1999-10-05 |
| 5874263 | Method and apparatus for producing organic acids | Mark T. Holtzapple, Richard Davison, Mitch Loescher | 1999-02-23 |