Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6750627 | Open-loop step motor control system | — | 2004-06-15 |
| 6582368 | Medical instrument sheath comprising a flexible ultrasound transducer | Paul F. Zupkas, David G. Matsuura | 2003-06-24 |
| 6290650 | Tonometry system for monitoring blood pressure | Robert D. Butterfield, Kenneth J. Pytel, Stephen A. Martin | 2001-09-18 |
| 6217518 | Medical instrument sheath comprising a flexible ultrasound transducer | Paul F. Zupkas, David G. Matsuura | 2001-04-17 |
| 6211642 | Open-loop step motor control system | — | 2001-04-03 |
| 6083166 | Method and apparatus for determining a measure of tissue manipulation | David G. Matsuura, Paul F. Zupkas | 2000-07-04 |
| 6016044 | Open-loop step motor control system | — | 2000-01-18 |
| 5908027 | Tonometry system for monitoring blood pressure | Robert D. Butterfield, Kenneth J. Pytel, Stephen A. Martin | 1999-06-01 |
| 5617867 | Tonometer mounting device | Robert D. Butterfield, Stephen A. Martin, Stanley Boyer, Christine A. Giurdanella-Renzi | 1997-04-08 |
| 5534691 | System for determining pumping mechanism position while limiting volume of fluid pumped | Eric Warner | 1996-07-09 |
| 5284150 | Tonometry system for determining blood pressure | Robert D. Butterfield, Kenneth J. Pytel, Stephen A. Martin | 1994-02-08 |
| 5271405 | Wrist mount apparatus for use in blood pressure tonometry | Stanley Boyer, Stephen A. Martin, Christine A. Giurdanella-Renzi, Robert D. Butterfield | 1993-12-21 |
| 5158091 | Tonometry system for determining blood pressure | Robert D. Butterfield, Kenneth J. Pytel, Stephen A. Martin | 1992-10-27 |
| 4925089 | Environmental response control apparatus and method | John J. Chaparro, Dirk De Kreek | 1990-05-15 |