Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5879477 | Reduced lead bismuth yellow brass | Jan V. Vojta, Donna L. Day | 1999-03-09 |
| 5360591 | Reduced lead bismuth yellow brass | Jan V. Vojta, Donna L. Day | 1994-11-01 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5879477 | Reduced lead bismuth yellow brass | Jan V. Vojta, Donna L. Day | 1999-03-09 |
| 5360591 | Reduced lead bismuth yellow brass | Jan V. Vojta, Donna L. Day | 1994-11-01 |