Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4434366 | Apparatus for measuring coating thickness | Jerry J. Spongr, Boris N. Ivasyuk | 1984-02-28 |
| 4424445 | Portable coating thickness measuring device | Boris B. Joffe, 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, Boris B. Joffe | 1983-12-27 |
| 4383172 | Method and apparatus for measuring coating thicknesses on continuously moving material | James A. Holler, William B. Stanton, Jerry J. Spongr, Boris B. Joffe, Peter W. Raffelsberger | 1983-05-10 |
| 4317997 | Positioning fixture for measuring instruments | Jerry J. Spongr, Ralph J. Dalfonso | 1982-03-02 |