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

Caleb E. Welton — 49 Patents

EMEmc: 15 patents #194 of 3,345Top 6%
PSPivotal Software: 15 patents #3 of 254Top 2%
ECEmc Ip Holding Company: 14 patents #306 of 4,608Top 7%
Oracle: 5 patents #2,558 of 14,854Top 20%
Foster City, CA: #52 of 2,058 inventorsTop 3%
California: #8,285 of 386,348 inventorsTop 3%
Overall (All Time): #55,592 of 4,157,543Top 2%
49 Patents All Time
Caleb E. Welton has been granted 49 US patents while listed as an inventor at Emc. The first was granted in 2003 and the most recent in September 2022. Caleb E. Welton ranks #55,592 of 4,157,543 US inventors in our database (top 1.3%). Patent records list Caleb E. Welton in Foster City, CA, US.

Patents per Year

Patents granted per year, 2003 to 2022Bar chart with a peak of 11 patents in 2015.peak 112003: 1 patents20032007: 1 patents2012: 1 patents20122013: 1 patents2014: 7 patents20142015: 11 patents2016: 7 patents20162017: 4 patents2018: 5 patents20182019: 2 patents2020: 3 patents20202021: 4 patents2022: 2 patents2022

Issued Patents All Time

Showing 1–25 of 49 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11436224 Parallel processing database system with a shared metadata store Hitoshi Harada, Jeffrey Ira Cohen, Lei Chang, Radhika Reddy, Tao Ma +1 more 2022-09-06
11281669 Parallel processing database system Hitoshi Harada, Jeffrey Ira Cohen, Lei Chang, Radhika Reddy, Tao Ma +1 more 2022-03-22
11164092 Parallel time series analysis Hai Qian, Rahul Iyer, Shengwen Yang, Xixuan Feng 2021-11-02
11120022 Processing a database query using a shared metadata store Hitoshi Harada, Jeffrey Ira Cohen, Lei Chang, Radhika Reddy, Tao Ma +1 more 2021-09-14
10963426 Method of providing access controls and permissions over relational data stored in a hadoop file system Hitoshi Harada, Jeffrey Ira Cohen, Lei Chang, Radhika Reddy, Tao Ma +1 more 2021-03-30
10922053 Random number generator in a parallel processing database Hitoshi Harada, Florian Schoppmann 2021-02-16
10838960 Data analytics platform over parallel databases and distributed file systems Shengwen Yang 2020-11-17
10572479 Parallel processing database system Hitoshi Harada, Jeffrey Ira Cohen, Lei Chang, Radhika Reddy, Tao Ma +1 more 2020-02-25
10535008 Parallel time series analysis Hai Qian, Rahul Iyer, Shengwen Yang, Xixuan Feng 2020-01-14
10496375 Random number generator in a parallel processing database Hitoshi Harada, Florian Schoppmann 2019-12-03 $33,675,000
10445657 General framework for cross-validation of machine learning algorithms using SQL on distributed systems Hai Qian, Rahul Iyer, Shengwen Yang 2019-10-15
10120900 Processing a database query using a shared metadata store Hitoshi Harada, Jeffrey Ira Cohen, Lei Chang, Radhika Reddy, Tao Ma +1 more 2018-11-06
10061562 Random number generator in a parallel processing database Hitoshi Harada, Florian Schoppmann 2018-08-28 $39,762,000
10013456 Parallel processing database system with a shared metadata store Hitoshi Harada, Jeffrey Ira Cohen, Lei Chang, Radhika Reddy, Tao Ma +1 more 2018-07-03
10002145 Declaring directives in a data store Gavin Sherry 2018-06-19
9858315 Data analytics platform over parallel databases and distributed file systems Shengwen Yang 2018-01-02
9805092 Parallel processing database system Hitoshi Harada, Jeffrey Ira Cohen, Lei Chang, Radhika Reddy, Tao Ma +1 more 2017-10-31
9646051 Query plan management in shared distributed data stores Gavin Sherry, Radhika Reddy 2017-05-09
9594803 Parallel processing database tree structure Hitoshi Harada, Jeffrey Ira Cohen, Lei Chang, Radhika Reddy, Tao Ma +1 more 2017-03-14
9563648 Data analytics platform over parallel databases and distributed file systems Shengwen Yang 2017-02-07
9514188 Integrating map-reduce into a distributed relational database Jeffrey Ira Cohen, Luke Lonergan 2016-12-06
9454573 Parallel processing database system with a shared metadata store Hitoshi Harada, Jeffrey Ira Cohen, Lei Chang, Radhika Reddy, Tao Ma +1 more 2016-09-27
9342518 Declaring directives in a data store Gavin Sherry 2016-05-17 $47,365,000
9324036 Framework for calculating grouped optimization algorithms within a distributed data store Rahul Iyer, Hai Qian, Shengwen Yang 2016-04-26 $10,215,000
9317809 Highly scalable memory-efficient parallel LDA in a shared-nothing MPP database Shengwen Yang, Guangxin Yang 2016-04-19 $16,936,000