Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5456325 | Method and apparatus for driving a probe into the earth | Pontie J. Pantermuehl, Thomas E. Owen | 1995-10-10 |
| 4832039 | Linear, low noise inflation system for blood pressure monitor | William D. Perry | 1989-05-23 |
| 4800892 | Apparatus for inflating cuff for blood pressure monitoring system | William D. Perry, H. Herbert Peel | 1989-01-31 |
| 4736773 | Electronically switched pneumatic valve system | William D. Perry | 1988-04-12 |