Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7134179 | Process of forming a capacitative audio transducer | William J. Baney, Timothy M. Betzner, Dan W. Chilcott, John C. Christenson, Timothy A. Vas +2 more | 2006-11-14 |
| 6829814 | Process of making an all-silicon microphone | William J. Baney, Timothy M. Betzner, Dan W. Chilcott, John C. Christenson, Timothy A. Vas +2 more | 2004-12-14 |
| 6750152 | Method and apparatus for electrically testing and characterizing formation of microelectric features | John C. Christenson, Steven E. Staller, Troy Chase, Robert Lawrence Healton | 2004-06-15 |
| 6428713 | MEMS sensor structure and microfabrication process therefor | John C. Christenson, Steven E. Staller, Troy Chase, Robert Lawrence Healton, David B. Rich | 2002-08-06 |
| 5969078 | Compositions and methods for a protective surface coating useful to repair damaged surfaces | — | 1999-10-19 |
| 5936022 | Compositions and methods for a high performance protective coating | — | 1999-08-10 |
| 4968538 | Abrasion resistant coating and method of application | Ronald L. Clanton | 1990-11-06 |
| 4939037 | Composite sign post | Earl M. Zion | 1990-07-03 |
| 4789567 | Abrasion resistant coating and method of application | Ronald L. Clanton | 1988-12-06 |
| 4767291 | Single valve pump | — | 1988-08-30 |
| 4475404 | Pull tester | Woodrow T. Rutledge, Jr., Russell P. Rutledge | 1984-10-09 |
| 4422508 | Methods for pulling sucker rod strings | Woodrow T. Rutledge, Jr., Russel P. Rutledge | 1983-12-27 |
| 4360288 | Fiberglass sucker rod construction | Woodrow T. Rutledge, Jr., Russell P. Rutledge, Steven D. Clark | 1982-11-23 |