Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4586719 | Mechanical seal | Joseph A. Marsi, Winfred J. Wiese, Lawrence I. Takumi, Clark S. Boster, Gordhan K. Vaghasia +1 more | 1986-05-06 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4586719 | Mechanical seal | Joseph A. Marsi, Winfred J. Wiese, Lawrence I. Takumi, Clark S. Boster, Gordhan K. Vaghasia +1 more | 1986-05-06 |