Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9709302 | Refrigeration system with absorption cooling | Shitong Zha, Jeffrey E. Newel, Timothy E. Lukes, Willis L. McCullough | 2017-07-18 |
| 9470435 | Modular CO2 refrigeration system | David K. Hinde, Shitong Zha, Lin Lan, John M. Gallaher | 2016-10-18 |
| 9377236 | CO2 refrigeration system with hot gas defrost | David K. Hinde, Kim G. Christensen, John D. Bittner | 2016-06-28 |
| 8631666 | Modular CO2 refrigeration system | David K. Hinde, Lin Lan, Shitong Zha, John M. Gallaher | 2014-01-21 |
| 8302411 | Positive shutoff device for a connection point of a refrigeration system | — | 2012-11-06 |
| 6876021 | Use of amorphous aluminum oxide on a capacitor sidewall for use as a hydrogen barrier | Scott R. Summerfelt, Theodore S. Moise, Kelly Taylor, Luigi Colombo, Sanjeev Aggarwal +3 more | 2005-04-05 |
| 6828161 | Method of forming an FeRAM having a multi-layer hard mask and patterning thereof | Scott R. Summerfelt, Sanjeev Aggarwal, Luigi Colombo, Theodore S. Moise | 2004-12-07 |
| D490499 | Water delivery system for trees and shrubs | — | 2004-05-25 |
| 5713423 | Drill pipe | Brent G. Stephenson | 1998-02-03 |
| 5533939 | Digging chain | James L. Carothers | 1996-07-09 |
| 4924609 | Digging tooth and teeth arrayed in combination with endless excavating chain | — | 1990-05-15 |
| 4906133 | Mining apparatus for utilization in recovering coal | — | 1990-03-06 |