Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5516584 | Primerless pipeline coating tape | David McVey, Ken Konopka, Donald Kathrein | 1996-05-14 |
| 4403048 | Corrosion-resistant coating composition containing hollow microballoons | Donald Kathrein | 1983-09-06 |
| 4374874 | Corrosion-resistant coating composition containing hollow microballoons | Donald Kathrein | 1983-02-22 |
| 4307142 | Corrosion-resistant coating composition containing hollow microballoons | Donald Kathrein | 1981-12-22 |