Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12136914 | Control circuit for transistor with floating source node | Guoming G. Zhu | 2024-11-05 |
| 10825976 | Thermoelectric device and methods for manufacture and use | Edward J. Timm, Harold J. Schock, Guoming G. Zhu, Trevor Ruckle | 2020-11-03 |
| 10221827 | Ionization detector with ignition coil inductance shorting | Guoming G. Zhu | 2019-03-05 |
| 7293554 | Ignition coil driver device with slew-rate limited dwell turn-on | Guoming G. Zhu, Michael T. Nation | 2007-11-13 |
| 7290442 | Method and system of estimating MBT timing using in-cylinder ionization signal | Guoming G. Zhu, Chao F. Daniels | 2007-11-06 |
| 7251571 | Methods of diagnosing open-secondary winding of an ignition coil using the ionization current signal | Guoming G. Zhu | 2007-07-31 |
| 7197913 | Low cost circuit for IC engine diagnostics using ionization current signal | Guoming G. Zhu | 2007-04-03 |
| 7063079 | Device for reducing the part count and package size of an in-cylinder ionization detection system by integrating the ionization detection circuit and ignition coil driver into a single package | Garlan J. Huberts, Michael T. Nation, Guoming G. Zhu, Bruce Wang, Kenneth Gould | 2006-06-20 |
| 7005855 | Device to provide a regulated power supply for in-cylinder ionization detection by using the ignition coil fly back energy and two-stage regulation | Guoming G. Zhu | 2006-02-28 |
| 6951201 | Method for reducing pin count of an integrated coil with driver and ionization detection circuit by multiplexing ionization and coil charge current feedback signals | Guoming G. Zhu, Michael T. Nation, Bruce Wang, Kenneth Gould, Garlan J. Huberts | 2005-10-04 |
| 6922057 | Device to provide a regulated power supply for in-cylinder ionization detection by using a charge pump | Guoming G. Zhu, Michael T. Nation, Bruce Wang, Kenneth Gould, Garlan J. Huberts | 2005-07-26 |
| 6883509 | Ignition coil with integrated coil driver and ionization detection circuitry | David L. Porter, Garlan J. Huberts, Constantine Panagos, Guoming G. Zhu, Michael T. Nation +2 more | 2005-04-26 |
| 6757149 | Method for controlling fuel injector valve solenoid current | — | 2004-06-29 |
| 6581574 | Method for controlling fuel rail pressure | Guoming G. Zhu | 2003-06-24 |