Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8390150 | Field device interface with network protection mechanism | Alden C. Russell, III, Douglas Wayne Arntson | 2013-03-05 |
| 7117122 | Field maintenance tool | Martin Zielinski, Kun Yang, Alan R. Dewey, Alden C. Russell, III | 2006-10-03 |
| 7027952 | Data transmission method for a multi-protocol handheld field maintenance tool | Moises DelaCruz, Kun Yang, Alan R. Dewey, Gregory J. Opheim | 2006-04-11 |
| 6889166 | Intrinsically safe field maintenance tool | Martin Zielinski, Kun Yang, Alan R. Dewey, Alden C. Russell, III | 2005-05-03 |