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USPTO Patent Rankings Data through Dec 31, 2025
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R. Michael Buehrer — 18 Patents

ATAT&T: 15 patents #1,141 of 18,772Top 7%
PWPolaris Wireless: 3 patents #23 of 51Top 50%
VPVirginia Tech Intellectual Properties: 1 patents #405 of 1,095Top 40%
Blacksburg, VA: #62 of 1,029 inventorsTop 7%
Virginia: #1,491 of 34,511 inventorsTop 5%
Overall (All Time): #245,716 of 4,157,543Top 6%
18 Patents All Time
R. Michael Buehrer has been granted 18 US patents while listed as an inventor at AT&T. The first was granted in 2000 and the most recent in January 2020. R. Michael Buehrer ranks #245,716 of 4,157,543 US inventors in our database (top 5.9%). Patent records list R. Michael Buehrer in Blacksburg, VA, US.

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10527708 Estimating the location of a wireless terminal based on cooperative measurements Scot Douglas Gordon, Sayed Reza Monir Vaghefi 2020-01-07
9989620 Estimating the location of a wireless terminal based on radio-frequency pattern matching and cooperative measurements Scot Douglas Gordon, Sayed Reza Monir Vaghefi 2018-06-05
9596571 Estimating the location of a wireless terminal based on radio-frequency pattern matching and cooperative measurements Scot Douglas Gordon, Sayed Reza Monir Vaghefi 2017-03-14
7400614 Methods and apparatus for downlink diversity in CDMA using Walsh codes Robert Soni, Jiann-An Tsai 2008-07-15
7042955 Space time spreading and phase sweep transmit diversity Roger David Benning, Mark H. Kraml, Paul Anthony Polakos 2006-05-09 $8,881,000
7035599 Biased phase sweep transmit diversity Roger David Benning, Robert Soni 2006-04-25 $6,695,000
6980778 Split shift phase sweep transmit diversity Roger David Benning, Paul Anthony Polakos, Robert Soni 2005-12-27 $7,073,000
6920314 Symmetric sweep phase sweep transmit diversity Roger David Benning, Paul Anthony Polakos, Robert Soni 2005-07-19 $7,359,000
6801791 Cellular communications system and related methods Steven P. Nicoloso, Robert Soni, Dirck Uptegrove 2004-10-05 $16,401,000
6614857 Iterative channel estimation and compensation based thereon Shang-Chieh Liu, Steven P. Nicoloso 2003-09-02 $11,358,000
6594226 Apparatus and method of enhancing transmit diversity Roger David Benning, Robert Soni 2003-07-15 $10,161,000
6549565 Code division multiple access system and method of operation with improved signal acquisition and processing Shang-Chieh Liu 2003-04-15 $21,171,000
6542560 Method of channel estimation and compensation based thereon Shang-Chieh Liu, Steven P. Nicoloso, Dirck Uptegrove 2003-04-01 $6,594,000
6515978 Methods and apparatus for downlink diversity in CDMA using Walsh codes Robert Soni, Jiann-An Tsai 2003-02-04 $11,678,000
6392988 Transmitter architecture employing space time spreading and orthogonal transmit diversity techniques Stephen Alan Allpress, Quinn Li, Nallepilli S. Ramesh, Robert Soni 2002-05-21 $13,230,000
6363103 Multistage interference cancellation for CDMA applications using M-ary orthogonal moduation Sridhar Gollamudi, Steven P. Nicoloso 2002-03-26 $10,893,000
6317410 Receiver architecture employing space time spreading and orthogonal transmit diversity techniques Stephen Alan Allpress, Robert Soni 2001-11-13 $17,484,000
6157847 Base station system including parallel interference cancellation processor Mark Hahm, Shang-Chieh Liu, Steven P. Nicoloso 2000-12-05 $30,036,000