Issued Patents All Time
Showing 25 most recent of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11566588 | Internal combustion engine/generator with pressure boost | — | 2023-01-31 |
| 10870534 | Supplemental lid for corrugated containment sump | David D. Russell | 2020-12-22 |
| 10527007 | Internal combustion engine/generator with pressure boost | — | 2020-01-07 |
| 9617070 | Supplemental lid for containment sump | David D. Russell | 2017-04-11 |
| 8113165 | Stationary block rotary engine/generator | — | 2012-02-14 |
| 7984702 | Plug-in-piston assembly and method of using the same | — | 2011-07-26 |
| 7172738 | Methods and apparatus for processing mixtures of liquids and solids | Matthew F. Russell, James J. Moore | 2007-02-06 |
| D522766 | Chair | Randal T. Lewis | 2006-06-13 |
| 7025537 | Subterranean structures and methods for constructing subterranean structures | Matthew F. Russell | 2006-04-11 |
| 6857610 | Position adjustable load support mechanism | John P. Conner | 2005-02-22 |
| 6652030 | Chair seat | John P. Conner, Tim Coffield, Steve Finney | 2003-11-25 |
| 6616380 | Subterranean structures and methods for constructing subterranean structures | Matthew F. Russell | 2003-09-09 |
| 6523900 | Chair seat | John P. Conner, Tim Coffield, Steve Finney | 2003-02-25 |
| D463166 | Table | Randal T. Lewis, Steven M. Eldersveld | 2002-09-24 |
| D463169 | Table | Randal T. Lewis, Steven M. Eldersveld | 2002-09-24 |
| D461341 | Table | Randal T. Lewis, Steven M. Eldersveld | 2002-08-13 |
| 6341624 | Valve for cryogenic fluid | Donald R. Nelson | 2002-01-29 |
| 6325367 | Safety back stop | — | 2001-12-04 |
| 6321871 | Acoustic panels and the like | — | 2001-11-27 |
| 6230670 | Engine generator | — | 2001-05-15 |
| 6168239 | Seat back with shaped internal ribs | John P. Conner, Steven E. Finney, Richard A. Thalen, Tim Coffield | 2001-01-02 |
| 6065324 | Rotary bender die | — | 2000-05-23 |
| 6042187 | Seat back with aperture identifiers | John P. Conner, Steven E. Finney, Richard A. Thalen, Tim Coffield | 2000-03-28 |
| 6033027 | Seat back with corner indentations | John P. Conner, Steven E. Finney, Richard A. Thalen, Tim Coffield | 2000-03-07 |
| 6021659 | Rotary bending tool holder | — | 2000-02-08 |