Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4289563 | Grating construction and assembly method and apparatus | Joseph W. Wiechowski, Richard C. Kostner | 1981-09-15 |
| 4244768 | Method of manufacturing a grating constructed of resin bonded fibers | Joseph W. Wiechowski, Richard C. Kostner | 1981-01-13 |