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

Kai Hsu — 72 Patents

Schlumberger Technology: 71 patents #14 of 7,293Top 1%
Foxconn: 1 patents #3,315 of 5,504Top 65%
Sugar Land, TX: #11 of 1,869 inventorsTop 1%
Texas: #917 of 125,132 inventorsTop 1%
Overall (All Time): #27,714 of 4,157,543Top 1%
72 Patents All Time
Kai Hsu has been granted 72 US patents while listed as an inventor at Schlumberger Technology. The first was granted in 1985 and the most recent in September 2025. Kai Hsu ranks #27,714 of 4,157,543 US inventors in our database (top 0.67%). Patent records list Kai Hsu in Sugar Land, TX, US.

Issued Patents All Time

Showing 1–25 of 72 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12428961 Terminal modules for downhole formation testing tools Miroslav Slapal, Christopher Albert Babin, Daniel Palmer, Anthony Robert Holmes Goodwin, Julian Pop +2 more 2025-09-30
12146406 Fluid type identification from downhole fluid analysis using machine learning techniques Shahnawaz Hossain Molla, Farshid Mostowfi, John Nighswander, Adriaan Gisolf, Shunsuke Fukagawa +1 more 2024-11-19 $21,717,000
11985249 Blockchain creation method, computing device, and storage medium 2024-05-14
11808150 System and method for fluid separation Thomas Pfeiffer, Ashers Partouche, Simon Edmundson 2023-11-07 $25,001,000
11732581 Terminal modules for downhole formation testing tools Miroslav Slapal, Christopher Albert Babin, Daniel Palmer, Anthony Robert Holmes Goodwin, Julian Pop +2 more 2023-08-22 $51,331,000
11725474 Automation of packer inflation Bo Yang, Deopaul Dindial 2023-08-15 $76,337,000
11408244 Automation of packer inflation Bo Yang, Deopaul Dindial 2022-08-09 $109,645,000
11384637 Systems and methods for formation fluid sampling Adriaan Gisolf, Youxiang Zuo, Yong Chang, Beatriz E. Barbosa 2022-07-12 $93,470,000
11333017 System and method for fluid separation Thomas Pfeiffer, Ashers Partouche, Simon Edmundson 2022-05-17 $148,938,000
11193373 Prediction of saturation pressure of fluid Elizabeth Smythe, Matthew T. Sullivan, Christopher Harrison, Hua Chen 2021-12-07 $75,732,000
11125081 Terminal modules for downhole formation testing tools Miroslav Slapal, Christopher Albert Babin, Daniel Palmer, Anthony Robert Holmes Goodwin, Julian Pop +2 more 2021-09-21 $48,287,000
10794890 Method of obtaining asphaltene content of crude oils Kentaro Indo, Julian Pop 2020-10-06 $29,224,000
10731460 Determining formation fluid variation with pressure Youxiang Zuo, Adriaan Gisolf, Li Chen, Beatriz E. Barbosa 2020-08-04 $83,560,000
10689980 Downhole characterization of fluid compressibility Hadrien Dumont, Anthony Robert Holmes Goodwin, Kentaro Indo, Julian Pop 2020-06-23 $26,424,000
10408697 Downhole toolstring spacer placement systems and methods Scott C. Cook, Daniel Scott Schulz, Gregory Au, Samuel P. Subbarao, Abhishek Agarwal +1 more 2019-09-10 $28,709,000
10358918 Scattering detection from downhole optical spectra Kentaro Indo, Julian Pop 2019-07-23 $22,940,000
10352160 Method of estimating uncontaminated fluid properties during sampling Julian Pop, Kentaro Indo 2019-07-16 $14,920,000
10295449 Determining resonance frequency and quality factor Florian Risser, Gocha Chochua, Haitao Zhang 2019-05-21 $20,035,000
10294784 Systems and methods for controlling flow rate in a focused downhole acquisition tool Adriaan Gisolf, Yong Chang, Youxiang Zuo, Ryan Sangjun Lee, Ashers Partouche 2019-05-21 $20,035,000
10241030 Optical spectrometer and downhole spectrometry method Kentaro Indo, Julian Pop 2019-03-26 $25,431,000
10125545 Placement of stabilizers, standoffs, and rollers on a downhole tool string Fei Song, Weiming Lan, Derek Copold, Nathan Landsiedel, Arvind Battula +2 more 2018-11-13 $59,853,000
10087741 Predicting pump performance in downhole tools Lei Chen, Kent David Harms 2018-10-02 $37,156,000
9932824 Compression and transmission of measurements from downhole tool Bo Yu, Julian Pop, Kentaro Indo 2018-04-03 $51,943,000
9733389 Multi-sensor contamination monitoring Julian Pop, Kentaro Indo 2017-08-15 $67,374,000
9689256 Core orientation systems and methods George Christopher Tevis, Mark Milkovisch 2017-06-27 $57,496,000