Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 7000451 | Friction testing device | John C. Wegand, Keith E. Lucas | 2006-02-21 | |
| 4767902 | Method and apparatus for the microwave joining of ceramic items | E. Laurence Libelo | 1988-08-30 | $253,000 |
| 4757172 | Method and apparatus for the microwave joining of nonoxide ceramic items | E. Laurence Libelo | 1988-07-12 | $298,000 |
| 4468623 | Method and apparatus using pad carrying electrodes for electrically investigating a borehole | Stanley C. Gianzero, David Chan | 1984-08-28 | $86,464,000 |