Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10293520 | Methods and apparatus for high temperature thermocouple installation | William E Boles, James R. Taylor | 2019-05-21 |
| 9945931 | Techniques for navigating UAVs using ground-based transmitters | Shawn S. Keshmiri, Masud Al Aziz | 2018-04-17 |
| 9008869 | Low-altitude altimeter and method | Trenton Shuey, Rongqing Hui | 2015-04-14 |
| 8583296 | Low-altitude altimeter and method | Trenton Shuey, Rongqing Hui | 2013-11-12 |
| 7742152 | Coherent detection scheme for FM chirped laser radar | Rongqing Hui, Peter Adany | 2010-06-22 |
| 7221871 | Identification of polarization-mode dispersion on a communication network | Douglas Richards, Douglas C. Hague, Mark L. Jones | 2007-05-22 |
| 7182151 | Apparatus and method for horizontal drilling | Gregory S Stump | 2007-02-27 |
| 6999688 | Optical systems with diversity detection | Rongqing Hui, Kenneth Robert Demarest | 2006-02-14 |
| 6886644 | Apparatus and method for horizontal drilling | Gregory S Stump | 2005-05-03 |
| 6781679 | Identifying a polarization-mode dispersion event | Douglas Richards, Douglas C. Hague | 2004-08-24 |
| 6435286 | Apparatus and method for detecting a location and an orientation of an underground boring tool | Gregory S Stump | 2002-08-20 |
| 6161630 | Apparatus and method for controlling an underground boring tool | Gregory S Stump | 2000-12-19 |
| 5970188 | Method and apparatus for controlling an optical signal | Lawrence J. Pelz, Helin Ji, Xiaojun Fang, Kenneth Robert Demarest, Victor Samuel Frost | 1999-10-19 |
| 5904210 | Apparatus and method for detecting a location and an orientation of an underground boring tool | Gregory S Stump | 1999-05-18 |
| 5819859 | Apparatus and method for detecting an underground structure | Gregory S Stump | 1998-10-13 |
| 5720354 | Trenchless underground boring system with boring tool location | Gregory S Stump | 1998-02-24 |