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USPTO Patent Rankings Data through Dec 31, 2025
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Mark David Bellows — 25 Patents

IBM: 25 patents #4,231 of 70,183Top 7%
Hillsboro, OR: #169 of 2,365 inventorsTop 8%
Oregon: #1,672 of 28,073 inventorsTop 6%
Overall (All Time): #158,593 of 4,157,543Top 4%
25 Patents All Time
Mark David Bellows has been granted 25 US patents while listed as an inventor at IBM. The first was granted in 2007 and the most recent in August 2016. Mark David Bellows ranks #158,593 of 4,157,543 US inventors in our database (top 3.8%). Patent records list Mark David Bellows in Hillsboro, OR, US.

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9405315 Delayed execution of program code on multiple processors Mark S. Fredrickson, Scott D. Frei, Steven P. Jones, Chad B. McBride 2016-08-02 $5,615,000
9146835 Methods and systems with delayed execution of multiple processors Mark S. Fredrickson, Scott D. Frei, Steven P. Jones, Chad B. McBride 2015-09-29 $4,172,000
8219745 Memory controller to utilize DRAM write buffers Kent Harold Haselhorst, Ryan Abel Heakendorf, Paul Allen Ganfield, Tolga Ozguner 2012-07-10 $6,782,000
7925823 Reuse of functional data buffers for pattern buffers in XDR DRAM Kent Harold Haselhorst, Paul Allen Ganfield, Tolga Ozguner 2011-04-12 $5,593,000
7840744 Rank select operation between an XIO interface and a double data rate interface Kent Harold Haselhorst, John D. Irish, David Alan Norgaard 2010-11-23 $4,291,000
7761682 Memory controller operating in a system with a variable system clock Melissa Ann Barnum, Paul Allen Ganfield, Lonny Lambrecht, Tolga Ozguner 2010-07-20 $3,139,000
7757040 Memory command and address conversion between an XDR interface and a double data rate interface John D. Irish, David Alan Norgaard, Tolga Ozguner 2010-07-13 $6,420,000
7752379 Managing write-to-read turnarounds in an early read after write memory system Paul Allen Ganfield, Kent Harold Haselhorst, Ryan Abel Heckendorf, Tolga Ozguner 2010-07-06 $3,063,000
7669028 Optimizing data bandwidth across a variable asynchronous clock domain Brian M. McKevett, Tolga Ozguner 2010-02-23 $6,192,000
7660246 Method and apparatus for scaling input bandwidth for bandwidth allocation technology 2010-02-09 $5,437,000
7631154 Handling of the transmit enable signal in a dynamic random access memory controller 2009-12-08 $16,023,000
7613873 Deferring refreshes during calibrations in memory systems Ryan Abel Heckendorf 2009-11-03 $14,110,000
7558908 Structure of sequencers that perform initial and periodic calibrations in a memory system Ryan Abel Heckendorf 2009-07-07 $14,962,000
7490204 Using constraints to simplify a memory controller Ryan Abel Heckendorf 2009-02-10 $5,620,000
7487318 Managing write-to-read turnarounds in an early read after write memory system Paul Allen Ganfield, Kent Harold Haselhorst, Ryan Abel Heckendorf, Tolga Ozguner 2009-02-03 $3,057,000
7467277 Memory controller operating in a system with a variable system clock Melissa Ann Barnum, Paul Allen Ganfield, Lonny Lambrecht, Tolga Ozguner 2008-12-16 $6,236,000
7380083 Memory controller capable of locating an open command cycle to issue a precharge packet Ryan Abel Heckendorf 2008-05-27 $8,304,000
7380052 Reuse of functional data buffers for pattern buffers in XDR DRAM Kent Harold Haselhorst, Paul Allen Ganfield, Tolga Ozguner 2008-05-27 $8,304,000
7356642 Deferring refreshes during calibrations in memory systems Ryan Abel Heckendorf 2008-04-08 $6,866,000
7321961 Method and apparatus to avoid collisions between row activate and column read or column write commands Ryan Abel Heckendorf 2008-01-22 $13,371,000
7321950 Method and apparatus for managing write-to-read turnarounds in an early read after write memory system Paul Allen Ganfield, Kent Harold Haselhorst, Ryan Abel Heckendorf, Tolga Ozguner 2008-01-22 $13,371,000
7305517 Structure of sequencers that perform initial and periodic calibrations in a memory system Ryan Abel Heckendorf 2007-12-04 $7,765,000
7283562 Method and apparatus for scaling input bandwidth for bandwidth allocation technology 2007-10-16 $5,691,000
7275137 Handling of the transmit enable signal in a dynamic random access memory controller 2007-09-25 $7,894,000
7206284 Method and apparatus for automatic congestion avoidance for differentiated service flows 2007-04-17 $6,339,000