Issued Patents All Time
Showing 25 most recent of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12072822 | Parallel generator systems and controllers therefor | Michael C. Harke, William S. Heglund, Lon R. Hoegberg | 2024-08-27 |
| 12055589 | Contactor drives having normally-on solid state switches | — | 2024-08-06 |
| 11867746 | Failure detection system for integrated circuit components | Ashutosh Joshi | 2024-01-09 |
| 11791621 | Economizer failure detection and bit method circuits | Jordan K. Vanevenhoven, Natalie Filipski | 2023-10-17 |
| 11705296 | Current source contactor drives with economizers | Jordan K. Vanevenhoven, Natalie Filipski | 2023-07-18 |
| 11488798 | Current source contactor drive with economizers | Jordan K. Vanevenhoven, Natalie Filipski | 2022-11-01 |
| 11329539 | Controller for a generator | Adrian E. Vandergrift, Jordan K. Vanevenhoven, Natalie Filipski | 2022-05-10 |
| 11257645 | Relay drive with power supply economizer | Mike Arthur | 2022-02-22 |
| 11133672 | System and method for adding a high voltage DC source to a power bus | Jordan K. Vanevenhoven, Natalie Filipski | 2021-09-28 |
| 11121638 | Four-mode tap-switching transformer rectifier | — | 2021-09-14 |
| 11018630 | Disabled mode error reduction for high-voltage bilateral operational amplifier current source | Matthew Campbell | 2021-05-25 |
| 10751465 | Multi-fluid medical injector system and methods of operation | Michael A. Riley, Ralph H. Schriver, William D. Barlow, Andreas Maihoefer | 2020-08-25 |
| 10441716 | Fluid mixing control device for a multi-fluid delivery system | Ralph H. Schriver, Michael A. Riley, William D. Barlow | 2019-10-15 |
| 9871479 | Fault detection system for isolated two-switch exciter drive gate driver | Art Beneditz | 2018-01-16 |
| 9861742 | Fluid mixing control device for a multi-fluid delivery system | Ralph H. Schriver, Michael A. Riley, William D. Barlow | 2018-01-09 |
| D798500 | Smoking accessory case | Nicholas Alexander Levich | 2017-09-26 |
| 9474857 | Multi-fluid medical injector system and methods of operation | Michael A. Riley, Ralph H. Schriver, William D. Barlow, Andreas Maihoefer | 2016-10-25 |
| D756563 | Smoking accessory case | Nicholas Alexander Levich | 2016-05-17 |
| 9314565 | Injector system for encoding and sensing of syringe information | Michael A. Spohn, Joelle A. Rudnick, Adam Hahn, Michael J. Masters, William J. Nolan, Jr. +2 more | 2016-04-19 |
| 9011377 | Fluid mixing control device for a multi-fluid delivery system | Ralph H. Schriver, Michael A. Riley, William D. Barlow | 2015-04-21 |
| 8945051 | Multi-fluid medical injector system and methods of operation | Ralph H. Schriver, Jerry Stokes, Michael A. Riley, Michael A. Spohn, Patrick Campbell +3 more | 2015-02-03 |
| 8808253 | Drip chamber and fluid level sensing mechanism for a fluid delivery system | Michael A. Spohn, Michael J. Ehrenberger, James A. Dedig, John A. Haury, Susan Lynn Felix +15 more | 2014-08-19 |
| 8439876 | Injector system for encoding and sensing of syringe information | Michael A. Spohn, Joelle A. Rudnick, Adam Hahn, Michael J. Masters, William J. Nolan, Jr. +1 more | 2013-05-14 |
| 8414540 | Fluid injection apparatus having anti-rotation elements to limit syringe plunger rotation | Ralph H. Schriver, Michael A. Spohn, Herbert M. Grubic | 2013-04-09 |
| 8403909 | Methods for capacitance volume correction in fluid delivery systems | Michael A. Spohn | 2013-03-26 |