Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4362737 | Transdermal carrier materials | Werner Schafer, Doris Schafer | 1982-12-07 |
| 4329561 | Method of ensuring the maintenance of constant quality of spot welds | Sumanjit Singh | 1982-05-11 |