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

Peter Thomas Freiburger — 27 Patents

IBM: 27 patents #3,846 of 70,183Top 6%
Rochester, MN: #212 of 3,042 inventorsTop 7%
Minnesota: #2,320 of 52,454 inventorsTop 5%
Overall (All Time): #142,059 of 4,157,543Top 4%
27 Patents All Time
Peter Thomas Freiburger has been granted 27 US patents while listed as an inventor at IBM. The first was granted in 1999 and the most recent in February 2021. Peter Thomas Freiburger ranks #142,059 of 4,157,543 US inventors in our database (top 3.4%). Patent records list Peter Thomas Freiburger in Rochester, MN, US.

Patents per Year

Patents granted per year, 1999 to 2021Bar chart with a peak of 4 patents in 2010.peak 41999: 2 patents19992001: 3 patents2003: 2 patents20032004: 1 patents2005: 1 patents20052006: 2 patents2007: 1 patents20072008: 2 patents2010: 4 patents20102011: 1 patents2012: 1 patents20122013: 2 patents2015: 2 patents20152019: 2 patents2021: 1 patents2021

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10916323 Memory interface latch with integrated write-through and fence functions Elizabeth L. Gerhard, Todd A. Christensen, Chad A. Adams 2021-02-09 $3,536,000
10381098 Memory interface latch with integrated write-through and fence functions Elizabeth L. Gerhard, Todd A. Christensen, Chad A. Adams 2019-08-13 $1,909,000
10229748 Memory interface latch with integrated write-through function Elizabeth L. Gerhard, Todd A. Christensen, Chad A. Adams 2019-03-12 $2,141,000
9087563 SRAM local evaluation and write logic for column selection Travis R. Hebig 2015-07-21 $2,242,000
9058866 SRAM local evaluation logic for column selection Travis R. Hebig 2015-06-16 $2,098,000
8488368 Method for selectable guaranteed write-through with early read suppression Todd A. Christensen, Jesse D. Smith 2013-07-16 $5,283,000
8427894 Implementing single bit redundancy for dynamic SRAM circuit with any bit decode Derick G. Behrends, Todd A. Christensen, Travis R. Hebig, Jayson K. Wittrup 2013-04-23 $7,839,000
8107309 Bias temperature instability-influenced storage cell Douglas M. Dewanz, David P. Paulsen, John E. Sheets, II 2012-01-31 $4,013,000
7925950 Implementing enhanced array access time tracking with logic built in self test of dynamic memory and random logic Todd A. Christensen, Jesse D. Smith 2011-04-12 $5,593,000
7835176 Implementing enhanced dual mode SRAM performance screen ring oscillator Chad A. Adams, Todd A. Christensen, Travis R. Hebig 2010-11-16 $4,384,000
7724586 Implementing local evaluation of domino read SRAM with enhanced SRAM cell stability with minimized area usage Chad A. Adams, Todd A. Christensen, Daniel Mark Nelson 2010-05-25 $4,007,000
7684263 Method and circuit for implementing enhanced SRAM write and read performance ring oscillator Chad A. Adams, Todd A. Christensen, Travis R. Hebig 2010-03-23 $4,775,000
7681095 Methods and apparatus for testing integrated circuits Derick G. Behrends, Ryan Charles Kivimagi 2010-03-16 $7,988,000
7443744 Method for reducing wiring and required number of redundant elements Derick G. Behrends, Ryan Charles Kivimagi, Daniel Mark Nelson 2008-10-28 $6,235,000
7418637 Methods and apparatus for testing integrated circuits Derick G. Behrends, Ryan Charles Kivimagi 2008-08-26 $10,658,000
7161390 Dynamic latching logic structure with static interfaces for implementing improved data setup time Anthony Gus Aipperspach 2007-01-09 $12,448,000
7035127 Method and sum addressed cell encoder for enhanced compare and search timing for CAM compare Chad A. Adams, Derick G. Behrends, Todd A. Christensen, Ryan Charles Kivimagi 2006-04-25 $9,745,000
7015600 Pulse generator circuit and semiconductor device including same Chad A. Adams, Todd A. Christensen 2006-03-21 $6,971,000
6901003 Lower power and reduced device split local and continuous bitline for domino read SRAMs Chad A. Adams, Anthony Gus Aipperspach, Todd A. Christensen 2005-05-31 $8,494,000
6741493 Split local and continuous bitline requiring fewer wires Todd A. Christensen 2004-05-25 $11,301,000
6657886 Split local and continuous bitline for fast domino read SRAM Chad A. Adams, Anthony Gus Aipperspach, Todd A. Christensen 2003-12-02 $4,756,000
6538522 Method and ring oscillator for evaluating dynamic circuits Anthony Gus Aipperspach, Todd A. Christensen, David M. Friend, Nghia V. Phan 2003-03-25 $14,515,000
6272654 Fast scannable output latch with domino logic input 2001-08-07 $22,988,000
6247166 Method and apparatus for assembling array and datapath macros Anthony Gus Aipperspach 2001-06-12 $30,235,000
6172531 Low power wordline decoder circuit with minimized hold time Anthony Gus Aipperspach 2001-01-09 $40,580,000