Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9896925 | Systems and methods for alerting of abnormal drilling conditions | Carlos A. Hernandez, Ray E. Johnston, Kelli M. Rettew, Janice S. Mathew, Steven J. Shipula | 2018-02-20 |
| 9697701 | Foot actuated doorbell button assembly | — | 2017-07-04 |
| 9670767 | Apparatus, system and methods for alerting of abnormal drilling conditions | Carlos A. Hernandez, Ray E. Johnston, Kelli M. Rettew, Janice S. Mathew, Steven J. Shipula | 2017-06-06 |
| 6511522 | Quick connect, stabilized clean room filter support system | Matthew Wharton, Richard Braman | 2003-01-28 |
| 6267793 | Snap-in, snap-out clean room ceiling system | Peter Jeanseau | 2001-07-31 |