Issued Patents All Time
Showing 251–275 of 292 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6577691 | Precision timing generator apparatus and associated methods | James L. Richards, Preston Jett, Lawrence E. Larson, David A. Rowe | 2003-06-10 |
| 6573857 | System and method for intrusion detection using a time domain radar array | James L. Richards | 2003-06-03 |
| 6571089 | Method and apparatus for moderating interference while effecting impulse radio wireless control of equipment | James L. Richards, Ivan A. Cowie | 2003-05-27 |
| 6556621 | System for fast lock and acquisition of ultra-wideband signals | James L. Richards, Ivan A. Cowie, William Welch, Randall S. Stanley | 2003-04-29 |
| 6549567 | Full duplex ultrawide-band communication system and method | — | 2003-04-15 |
| 6539213 | System and method for impulse radio power control | James L. Richards, Ivan A. Cowie | 2003-03-25 |
| 6512455 | System and method for monitoring assets, objects, people and animals utilizing impulse radio | James S. Finn, James L. Richards, Timothy T. Payment | 2003-01-28 |
| 6504483 | System and method for using impulse radio technology to track and monitor animals | James L. Richards, Donald A. Kelly, David C. Meigs, Timothy T. Payment, James S. Finn +2 more | 2003-01-07 |
| 6501393 | System and method for using impulse radio technology to track and monitor vehicles | James L. Richards, Donald A. Kelly, David C. Meigs, Timothy T. Payment, James S. Finn +2 more | 2002-12-31 |
| 6492906 | System and method using impulse radio technology to track and monitor people under house arrest | James L. Richards, Donald A. Kelly, David C. Meigs, Timothy T. Payment, James S. Finn +2 more | 2002-12-10 |
| 6489893 | System and method for tracking and monitoring prisoners using impulse radio technology | James L. Richards, Donald A. Kelly, David C. Meigs, Timothy T. Payment, James S. Finn +2 more | 2002-12-03 |
| 6469628 | System and method for using impulse radio technology in the farming field | James L. Richards, Donald A. Kelly, David C. Meigs, Timothy T. Payment, James S. Finn +2 more | 2002-10-22 |
| 6466125 | System and method using impulse radio technology to track and monitor people needing health care | James L. Richards, Donald A. Kelly, David C. Meigs, Timothy T. Payment, James S. Finn +2 more | 2002-10-15 |
| 6430208 | Ultrawide-band communication system and method | Ivan A. Cowie | 2002-08-06 |
| 6400307 | System and method for intrusion detection using a time domain radar array | James L. Richards | 2002-06-04 |
| 6360173 | Geophysical exploration system and method | — | 2002-03-19 |
| 6335625 | Programmable active microwave ultrafine resonance spectrometer (PAMURS) method and systems | Paul Bryant, Martin B. Silverstein | 2002-01-01 |
| 6304623 | Precision timing generator system and method | James L. Richards, Preston Jett, Lawrence E. Larson, David A. Rowe | 2001-10-16 |
| 6297773 | System and method for position determination by impulse radio | James L. Richards, Ivan A. Cowie | 2001-10-02 |
| 6295019 | System and method for distance measurement by inphase and quadrature signals in a radio system | James L. Richards, David C. Meigs, Randall S. Stanley, Ivan A. Cowie | 2001-09-25 |
| 6218979 | Wide area time domain radar array | Mark Barnes | 2001-04-17 |
| 6177903 | System and method for intrusion detection using a time domain radar array | James L. Richards | 2001-01-23 |
| 6133876 | System and method for position determination by impulse radio | James L. Richards, Ivan A. Cowie | 2000-10-17 |
| 6111536 | System and method for distance measurement by inphase and quadrature signals in a radio system | James L. Richards, David C. Meigs, Randall S. Stanley, Ivan A. Cowie | 2000-08-29 |
| 6031862 | Ultrawide-band communication system and method | Ivan A. Cowie | 2000-02-29 |