Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10585422 | Portable field maintenance tool system having interchangeable functional modules | Alden C. Russell, III, Alan R. Dewey, Todd M. Toepke, Stephen Armstrong | 2020-03-10 |
| 10268180 | Handheld field maintenance tool with simulation of field device for instruction or qualification | Christopher P. Kantzes, Todd M. Toepke, Kun Yang, Adam E. Lund | 2019-04-23 |
| 10261506 | Method of adding software to a field maintenance tool | Christopher P. Kantzes, Alden C. Russell, III | 2019-04-16 |
| 9864357 | Handheld field maintenance tool with integration to external software application | Christopher P. Kantzes, Todd M. Toepke, Kun Yang, Adam E. Lund | 2018-01-09 |
| 9709973 | Handheld field maintenance tool with improved diagnostics | Todd M. Toepke, Christopher P. Kantzes, Kun Yang, Adam E. Lund | 2017-07-18 |
| 9703279 | Handheld field maintenance device with improved user interface | Todd M. Toepke, Christopher P. Kantzes, Kun Yang, Adam E. Lund | 2017-07-11 |
| 9201414 | Intrinsically-safe handheld field maintenance tool with image and/or sound capture | Christopher P. Kantzes, Todd M. Toepke, Kun Yang, Adam E. Lund, Donald R. Lattimer +1 more | 2015-12-01 |
| 8874402 | Physical memory handling for handheld field maintenance tools | — | 2014-10-28 |
| 8766794 | Handheld field maintenance tool with improved locational awareness functionality | Anthony D. Ferguson, Christopher P. Kantzes, Todd M. Toepke, Kun Yang, Adam E. Lund +2 more | 2014-07-01 |
| 8725081 | Wireless process communication adapter for handheld field maintenance tool | Christopher P. Kantzes, Alden C. Russell, III | 2014-05-13 |
| 8216717 | Heat flow regulating cover for an electrical storage cell | Frank Kellershohn, Joachim Düren, Günter Kämper | 2012-07-10 |
| 7526802 | Memory authentication for intrinsically safe field maintenance tools | Christopher P. Kantzes, Gregory J. Opheim | 2009-04-28 |
| 7199784 | One-handed operation of a handheld field maintenance tool | Alden C. Russell, III | 2007-04-03 |
| 7036386 | Multipurpose utility mounting assembly for handheld field maintenance tool | Joachim Düren, Heiner Gerken | 2006-05-02 |
| 7039744 | Movable lead access member for handheld field maintenance tool | Joachim Düren, Heiner Gerken | 2006-05-02 |
| 6925419 | Intrinsically safe field maintenance tool with removable battery pack | Joachim Düren, Günter Kämper | 2005-08-02 |
| D477598 | Handheld communicator | Joachim Düren, Manfred Oehmen | 2003-07-22 |