Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10907437 | Multi-layer backup ring | Guijun Deng, John K. Wakefield, Frank J. Maenza | 2021-02-02 |
| 10677014 | Multi-layer backup ring including interlock members | Guijun Deng, Alexander Kendall, Frank J. Maenza | 2020-06-09 |
| 10513911 | One trip diverter placement, treatment and bottom hole assembly removal with diverter | John Vu, Bryan P. Pendleton, Basil J. Palakapilly, Deshuttaney Mosley | 2019-12-24 |
| 7387531 | Universal coaxial connector | — | 2008-06-17 |
| 6257243 | Smoking articles | Bernd-Henrik Muller, Adolf Schluter, Werner Schneider, Joseph Wanna, Frank Kelley St. Charles | 2001-07-10 |
| 5944025 | Smokeless method and article utilizing catalytic heat source for controlling products of combustion | Adriano Polo, Matthew H. Zoller, Beth E. Waltermire, Sandra F. Smith | 1999-08-31 |