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

Timothy C. Bronson — 52 Patents

IBM: 52 patents #1,623 of 70,183Top 3%
Round Rock, TX: #49 of 1,915 inventorsTop 3%
Texas: #1,624 of 125,132 inventorsTop 2%
Overall (All Time): #50,240 of 4,157,543Top 2%
52 Patents All Time
Timothy C. Bronson has been granted 52 US patents while listed as an inventor at IBM. The first was granted in 2000 and the most recent in December 2025. Timothy C. Bronson ranks #50,240 of 4,157,543 US inventors in our database (top 1.2%). Patent records list Timothy C. Bronson in Round Rock, TX, US.

Patents per Year

Patents granted per year, 2000 to 2024Bar chart with a peak of 7 patents in 2024.peak 72000: 1 patents20002001: 2 patents2002: 1 patents20022003: 1 patents2004: 1 patents20042005: 3 patents2006: 1 patents20062010: 1 patents2012: 2 patents20122013: 4 patents2014: 4 patents20142015: 4 patents2016: 5 patents20162017: 2 patents2018: 1 patents20182019: 4 patents2020: 3 patents20202022: 1 patents2023: 3 patents20232024: 7 patents2024

Issued Patents All Time

Showing 1–25 of 52 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12493553 Cross-core invalidation snapshot management Richard Joseph Branciforte, Gregory W. Alexander, Deanna Postles Dunn Berger, Akash V. Giri, Aaron Tsai 2025-12-09
12050538 Castout handling in a distributed cache topology Robert J. Sonnelitter, III, Ekaterina M. Ambroladze, Michael A. Blake, Tu-An T. Nguyen 2024-07-30 $29,498,000
12038841 Decentralized hot cache line tracking fairness mechanism Tu-An T. Nguyen, Matthias Klein, Gregory W. Alexander, Jason D. Kohl, Winston Herring +1 more 2024-07-16 $23,207,000
11989128 Invalidity protection for shared cache lines Winston Herring, Gregory W. Alexander, Jason D. Kohl 2024-05-21 $15,464,000
11977486 Shadow pointer directory in an inclusive hierarchical cache Ashraf ElSharif, Richard Joseph Branciforte, Gregory W. Alexander, Deanna Postles Dunn Berger, Aaron Tsai +4 more 2024-05-07 $15,644,000
11907132 Final cache directory state indication Jason D. Kohl, Gregory W. Alexander, Akash V. Giri, Winston Herring 2024-02-20 $7,691,000
11907124 Using a shadow copy of a cache in a cache hierarchy Yair Fried, Aaron Tsai, Eyal Naor, Christian Jacobi, Chung-Lung K. Shum 2024-02-20 $7,691,000
11907125 Hot line fairness mechanism favoring software forward progress Gregory W. Alexander, Tu-An T. Nguyen, Deanna Postles Dunn Berger, Christian Jacobi 2024-02-20 $7,691,000
11782836 Multiprocessor system cache management with non-authority designation Jason D. Kohl, Winston Herring, Tu-An T. Nguyen, Gregory W. Alexander, Christian Jacobi 2023-10-10 $6,086,000
11782777 Preventing extraneous messages when exiting core recovery Gregory W. Alexander, Deanna Postles Dunn Berger, Lior Binyamini, Richard Joseph Branciforte, Guy G. Tracy 2023-10-10 $6,086,000
11620231 Lateral persistence directory states Ram Sai Manoj Bamdhamravuri, Craig R. Walters, Christian Jacobi, Gregory W. Alexander, Hieu T. Huynh +4 more 2023-04-04 $5,091,000
11487672 Multiple copy scoping bits for cache memory Chunggeon Rhee, Craig R. Walters, Ram Sai Manoj Bamdhamravuri, Gregory W. Alexander 2022-11-01 $6,203,000
10628314 Dual clusters of fully connected integrated circuit multiprocessors with shared high-level cache Michael A. Blake, Pak-kin Mak, Vesselina K. Papazova, Robert J. Sonnelitter, III 2020-04-21 $2,793,000
10628313 Dual clusters of fully connected integrated circuit multiprocessors with shared high-level cache Michael A. Blake, Pak-kin Mak, Vesselina K. Papazova, Robert J. Sonnelitter, III 2020-04-21 $2,793,000
10572385 Granting exclusive cache access using locality cache coherency state Garrett M. Drapala, Pak-kin Mak, Vesselina K. Papazova, Hanno Ulrich 2020-02-25 $1,919,000
10489292 Ownership tracking updates across multiple simultaneous operations Michael A. Blake, Ashraf ElSharif, Kenneth D. Klapproth, Vesselina K. Papazova, Guy G. Tracy 2019-11-26 $3,625,000
10482015 Ownership tracking updates across multiple simultaneous operations Michael A. Blake, Ashraf ElSharif, Kenneth D. Klapproth, Vesselina K. Papazova, Guy G. Tracy 2019-11-19 $5,772,000
10380020 Achieving high bandwidth on ordered direct memory access write stream into a processor cache Ekaterina M. Ambroladze, Matthias Klein, Pak-kin Mak, Vesselina K. Papazova, Robert J. Sonnelitter, III +1 more 2019-08-13 $1,909,000
10339064 Hot cache line arbitration Michael A. Blake, Jason D. Kohl, Pak-kin Mak, Vesselina K. Papazova 2019-07-02 $3,331,000
9858190 Maintaining order with parallel access data streams Ekaterina M. Ambroladze, Garrett M. Drapala, Michael Fee, Matthias Klein, Pak-kin Mak +2 more 2018-01-02 $1,907,000
9852071 Granting exclusive cache access using locality cache coherency state Garrett M. Drapala, Pak-kin Mak, Vesselina K. Papazova, Hanno Ulrich 2017-12-26 $2,704,000
9798663 Granting exclusive cache access using locality cache coherency state Garrett M. Drapala, Pak-kin Mak, Vesselina K. Papazova, Hanno Ulrich 2017-10-24 $3,030,000
9495107 Dynamic relocation of storage Garrett M. Drapala, Mark S. Farrell, Hieu T. Huynh, William J. Lewis, Pak-kin Mak +1 more 2016-11-15 $2,170,000
9348524 Memory controlled operations under dynamic relocation of storage Garrett M. Drapala, Michael Fee, Pak-kin Mak, Arthur J. O'Neill, Robert J. Sonnelitter, III 2016-05-24 $3,942,000
9323676 Non-data inclusive coherent (NIC) directory for cache Garrett M. Drapala, Rebecca M. Gott, Pak-kin Mak, Vijayalakshmi Srinivasan, Craig R. Walters 2016-04-26 $2,956,000