Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7612978 | Three wire drive/sense for dual solenoid | Joseph B. Seale | 2009-11-03 |
| 7099136 | State space control of solenoids | Joseph B. Seale | 2006-08-29 |
| 6942469 | Solenoid cassette pump with servo controlled volume detection | Joseph B. Seale | 2005-09-13 |
| 6737946 | Solenoid for efficient pull-in and quick landing | Joseph B. Seale | 2004-05-18 |
| 6724606 | Single-winding dual-latching valve actuation solenoid | Joseph B. Seale | 2004-04-20 |
| 6550745 | Flat lamination solenoid | Joseph B. Seale | 2003-04-22 |
| 6341767 | Spring for valve control in engines | Joseph B. Seale | 2002-01-29 |
| 6300733 | System to determine solenoid position and flux without drift | — | 2001-10-09 |
| 6249418 | System for control of an electromagnetic actuator | — | 2001-06-19 |
| 6208497 | System and method for servo control of nonlinear electromagnetic actuators | Joseph B. Seale | 2001-03-27 |
| 6131459 | Linearized ultrasound beam alignment servo | Joseph B. Seale | 2000-10-17 |
| 6008624 | Method of monitoring and controlling electrochemical systems and processes | King G. Heiple | 1999-12-28 |
| 4234804 | Signal correction for electrical gain control systems | — | 1980-11-18 |