Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8682334 | System and method for increasing area density of terrestrial broadcast stations | Ken Nishimura, Jayendra Das | 2014-03-25 |
| 7890301 | Method for cluster head selection in networks accessed by mobile devices | John C. Eidson | 2011-02-15 |
| 7242294 | System and method for using mobile collectors for accessing a wireless sensor network | John C. Eidson, Jeff Burch, Jerry Liu | 2007-07-10 |
| 6654356 | Distributed control system architecture based on synchronized clocks | John C. Eidson, Hans Sitte | 2003-11-25 |
| 6539267 | Device in a process system for determining statistical parameter | Evren Eryurek | 2003-03-25 |
| 6532392 | Transmitter with software for determining when to initiate diagnostics | Evren Eryurek, Steven R. Esboldt | 2003-03-11 |
| 6519546 | Auto correcting temperature transmitter with resistance based sensor | Evren Eryurek | 2003-02-11 |
| 6449574 | Resistance based process control device diagnostics | Evren Eryurek, Andrew Timothy Patten | 2002-09-10 |
| 6397114 | Device in a process system for detecting events | Evren Eryurek | 2002-05-28 |
| 6119047 | Transmitter with software for determining when to initiate diagnostics | Evren Eryurek, Steven R. Esboldt | 2000-09-12 |
| 6017143 | Device in a process system for detecting events | Evren Eryurek | 2000-01-25 |
| 5960375 | Transmitter with improved compensation | Scott E. Brigham, Gary A. Lenz | 1999-09-28 |
| 5928345 | Field instrument with data bus communications protocol | David E. Tetzlaff, Gabriel Assaad Maalouf | 1999-07-27 |
| 5825664 | Field-mounted control unit | Vincent C. Jacobson, Kelly M. Orth, Craig R. Tielens, Jane B. Lanctot | 1998-10-20 |
| 5764891 | Process I/O to fieldbus interface circuit | — | 1998-06-09 |
| 5691896 | Field based process control system with auto-tuning | Hehong Zou, Kale P. Hedstrom, Coy L. Hays | 1997-11-25 |
| 5642301 | Transmitter with improved compensation | Scott E. Brigham, Gary A. Lenz | 1997-06-24 |
| 5573032 | Valve positioner with pressure feedback, dynamic correction and diagnostics | Gary A. Lenz, Gregory C. Brown | 1996-11-12 |
| 5558115 | Valve positioner with pressure feedback, dynamic correction and diagnostics | Gary A. Lenz, Gregory C. Brown | 1996-09-24 |
| 5549137 | Valve positioner with pressure feedback, dynamic correction and diagnostics | Gary A. Lenz, Gregory C. Brown | 1996-08-27 |
| 5485400 | Field-mounted control unit | Vincent C. Jacobson, Kelly M. Orth, Craig R. Tielens | 1996-01-16 |
| 5333114 | Field mounted control unit | Vincent C. Jacobson, Kelly M. Orth, Craig R. Tielens, Jane B. Lanctot | 1994-07-26 |
| 5166678 | Dual master implied token communication system | — | 1992-11-24 |
| 5122794 | Dual master implied token communication system | — | 1992-06-16 |
| 4988990 | Dual master implied token communication system | — | 1991-01-29 |