Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4198974 | Combination stopper for use in medical and chemical sampling or testing | Paul W. Heavner, Roger J. Woessner | 1980-04-22 |
| 4184484 | Body fluid pressure indicator and regulator and method for continuously regulating and monitoring the pressure of a body fluid | Ballard D. Wright | 1980-01-22 |