Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4532403 | Weld spatter protective coating | Joseph F. Loersch, Robert G. Adinolfi | 1985-07-30 |
| 4484058 | Electron beam hole drilling apparatus | Curtiss G. Howard, Chester E. Yaworsky, Frank L. Zampino | 1984-11-20 |
| 4470945 | Method and apparatus for applying an electron beam drilling backer to a metal sheet | Curtiss G. Howard, Chester E. Yaworsky, Frank L. Zampino | 1984-09-11 |
| 4378481 | Backers having glass particulates for electron beam hole drilling | John J. Brennan | 1983-03-29 |
| 4239954 | Backer for electron beam hole drilling | Curtiss G. Howard, Chester E. Yaworsky | 1980-12-16 |