Issued Patents All Time
Showing 76–87 of 87 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5984262 | Object-sensor-based flow-control system employing fiber-optic signal transmission | Joel S. Novak, Martin E. Marcichow | 1999-11-16 |
| 5979500 | Duration-indicating automatic faucet | Peter Jährling | 1999-11-09 |
| D396090 | Flush valve cover | Martin E. Marcichow, Joel S. Novak | 1998-07-14 |
| D381008 | Fiber-optic cable | Joel S. Novak | 1997-07-15 |
| 5456279 | Diaphragm-type pilot valve having a self-cleaning control orifice | Joel S. Novak | 1995-10-10 |
| 5251188 | Elongated-pattern sonic transducer | Joel S. Novak | 1993-10-05 |
| 5125621 | Flush system | Joel S. Novak | 1992-06-30 |
| 4953141 | Sonic distance-measuring device | Joel S. Novak | 1990-08-28 |
| 4921211 | Method and apparatus for flow control | Joel S. Novak, Kenneth Steiner | 1990-05-01 |
| 4839039 | Automatic flow-control device | Joel S. Novak | 1989-06-13 |
| 4604735 | Ultrasonic motion detection system | — | 1986-08-05 |
| 4520516 | Ultrasonic flow-control system | — | 1985-06-04 |