Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
JW

Jay Walton — 39 Patents

Qualcomm: 38 patents #613 of 12,104Top 6%
GIGte Laboratories Incorporated: 1 patents #269 of 474Top 60%
Westford, MA: #29 of 1,013 inventorsTop 3%
Massachusetts: #1,988 of 88,656 inventorsTop 3%
Overall (All Time): #81,245 of 4,157,543Top 2%
39 Patents All Time
Jay Walton has been granted 39 US patents while listed as an inventor at Qualcomm. The first was granted in 1997 and the most recent in October 2015. Jay Walton ranks #81,245 of 4,157,543 US inventors in our database (top 2.0%). Patent records list Jay Walton in Westford, MA, US.

Patents per Year

Patents granted per year, 1997 to 2015Bar chart with a peak of 9 patents in 2006.peak 91997: 1 patents19972001: 1 patents2004: 1 patents20042005: 4 patents2006: 9 patents20062007: 5 patents2008: 2 patents20082009: 1 patents2010: 3 patents20102011: 5 patents2012: 3 patents20122013: 3 patents2015: 1 patents2015

Issued Patents All Time

Showing 1–25 of 39 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9154274 OFDM communication system with multiple OFDM symbol sizes John W. Ketchum, Mark Wallace, Steven J. Howard 2015-10-06 $4,682,000
8488706 Method and apparatus for processing data for transmission in a multi-channel communication system using selective channel inversion John W. Ketchum, Steven J. Howard, Mark Wallace, Fuyun Ling 2013-07-16 $9,489,000
8477858 Method and apparatus for processing data for transmission in a multi-channel communication system using selective channel inversion John W. Ketchum, Steven J. Howard, Mark Wallace, Fuyun Ling 2013-07-02 $8,900,000
8467340 Multiple-input, multiple-output (MIMO) systems with multiple transmission modes Irina Medvedev, Mark Wallace 2013-06-18 $16,709,000
8199842 Time-domain transmit and receive processing with channel EIGEN-mode decomposition for MIMO systems John W. Ketchum, Mark Wallace, Steven J. Howard 2012-06-12 $12,505,000
8194770 Coded MIMO systems with selective channel inversion applied per eigenmode Irina Medvedev, John W. Ketchum 2012-06-05 $11,351,000
8094625 Resource allocation for MIMO-OFDM communication systems John W. Ketchum, Mark Wallace, Irina Medvedev 2012-01-10 $12,675,000
8078211 Reallocation of excess power for full channel-state information (CSI) multiple-input, multiple-output (MIMO) systems Irina Medvedev, John W. Ketchum 2011-12-13 $8,792,000
8040965 Method and apparatus for processing data for transmission in a multi-channel communication system using selective channel inversion John W. Ketchum, Steven J. Howard, Mark Wallace, Fuyun Ling 2011-10-18 $15,069,000
7990841 Diversity transmission modes for MIMO OFDM communication systems John W. Ketchum 2011-08-02 $16,097,000
7949060 Method and apparatus for utilizing channel state information in a wireless communication system Fuyun Ling, Steven J. Howard, Mark Wallace, John W. Ketchum 2011-05-24 $20,636,000
7885228 Transmission mode selection for data transmission in a multi-channel communication system Irina Medvedev 2011-02-08 $66,784,000
7738428 Multiple-input, multiple-output (MIMO) systems with multiple transmission modes Irina Medvedev, Mark Wallace 2010-06-15 $32,575,000
7702986 Rate-compatible LDPC codes Bjorn Bjerke, John W. Ketchum, Nagabhushana Sindhushayana 2010-04-20 $16,288,000
7688899 Method and apparatus for processing data for transmission in a multi-channel communication system using selective channel inversion John W. Ketchum, Steven J. Howard, Mark Wallace, Fuyun Ling 2010-03-30 $35,798,000
7590182 Method and apparatus for utilizing channel state information in a wireless communication system Fuyun Ling, Steven J. Howard, Mark Wallace, John W. Ketchum 2009-09-15 $37,989,000
7430245 Time-domain transmit and receive processing with channel eigen-mode decomposition for MIMO systems John W. Ketchum, Mark Wallace, Steven J. Howard 2008-09-30 $94,169,000
7411929 Method and apparatus for utilizing channel state information in a wireless communication system Fuyun Ling, Steven J. Howard, Mark Wallace, John W. Ketchum 2008-08-12 $95,567,000
7280467 Pilot transmission schemes for wireless multi-carrier communication systems John Edward Smee, Durga Prasad Malladi 2007-10-09 $72,797,000
7221956 Power control for partial channel-state information (CSI) multiple-input, multiple-output (MIMO) systems Irina Medvedev, John W. Ketchum 2007-05-22 $150,283,000
7194040 Beam-steering and beam-forming for wideband MIMO/MISO systems Murali Menon, John W. Ketchum, Mark Wallace, Steven J. Howard 2007-03-20 $63,238,000
7184743 Method and apparatus for allocating uplink resources in a multiple-input multiple-output (MIMO) communication system Mark Wallace, Steven J. Howard 2007-02-27 $35,110,000
7164649 Adaptive rate control for OFDM communication system John W. Ketchum, Steven J. Howard, Mark Wallace 2007-01-16 $64,391,000
7154936 Iterative detection and decoding for a MIMO-OFDM system Bjorn Bjerke, John W. Ketchum 2006-12-26 $31,176,000
7116725 Time-domain transmit and receive processing with channel eigen-mode decomposition for MIMO systems John W. Ketchum, Mark Wallace, Steven J. Howard 2006-10-03 $78,596,000