Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12162181 | Method and system for the production of manufactured wood | Owen Miller | 2024-12-10 |
| 11672882 | Air treatment system for vehicles | David L. Oberdorff, Homauon Noroozi, James R Schreiber, Reed D Hooks, Dean G Wertz +3 more | 2023-06-13 |
| 8261623 | Communication system for pipeline inspection | Randall L. Perrin, James D. Anderson, Jr., Jabin D. Reinhold, Douglas W. Spencer | 2012-09-11 |
| 8074420 | Method of forming joints of non-cylindrical tubing | — | 2011-12-13 |
| 7828077 | Rotary angle tool | DENNY WING-CHI CHEUNG | 2010-11-09 |
| 7795864 | Apparatus and method of using multi-component measurements for casing evaluation | Joseph Gregory Barolak, Douglas W. Spencer, Bruce I. Girrell, Jason Lynch, Chris J. Walter | 2010-09-14 |
| 7595636 | Apparatus and method of using accelerometer measurements for casing evaluation | Joseph Gregory Barolak, Douglas W. Spencer, Bruce I. Girrell, Jason Lynch, Chris J. Walter | 2009-09-29 |
| 7403000 | Apparatus and method of determining casing thickness and permeability | Joseph Gregory Barolak, Douglas W. Spencer, Bruce I. Girrell, Jason Lynch, Chris J. Walter | 2008-07-22 |
| 7370703 | Downhole hydraulic pipe cutter | Freeman L. Hill, Douglas W. Spencer, Chris J. Walter | 2008-05-13 |
| 7210541 | Transducerized rotary tool | — | 2007-05-01 |
| D534777 | Rotary mechanized tool | — | 2007-01-09 |
| 7090030 | Tranducerized torque wrench | — | 2006-08-15 |
| 6059126 | Stand for holding recycling bags | — | 2000-05-09 |