Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4467198 | Radiation shielding arrangement for coating thickness measurement device | Jerry J. Spongr, Boris N. Ivasyuk | 1984-08-21 |
| 4441022 | Coating thickness measuring device | Jerry J. Spongr, Byron E. Sawyer | 1984-04-03 |
| 4424445 | Portable coating thickness measuring device | John E. Tiebor, Jerry J. Spongr, Byron E. Sawyer | 1984-01-03 |
| 4423328 | Measuring system for use in the radiation measurement of layer thicknesses and the like | Jerry J. Spongr, John E. Tiebor | 1983-12-27 |
| 4383172 | Method and apparatus for measuring coating thicknesses on continuously moving material | James A. Holler, William B. Stanton, Jerry J. Spongr, Peter W. Raffelsberger, John E. Tiebor | 1983-05-10 |