Inventor · disambiguated record
Jiansheng Du
Also filed as: DU JIANSHENG
15 granted patents·1 pending application·23 citations·filing 2018–2024
86Inventor score
Files withINST GEOLOGY & GEOPHYSICS CAS16
Top patents by PatentIndex Score
16 records- 0195US10815730B2Anti-rotating device of non-rotating sleeve and a rotary guiding deviceINST GEOLOGY & GEOPHYSICS CAS·Filed 2018·Granted Oct 27, 2020·17 cites·11 claims
- 0289US11274542B2Self-adjusting damping vibration absorber for while-drilling instruments and adjusting method thereofINST GEOLOGY & GEOPHYSICS CAS·Filed 2021·Granted Mar 15, 2022·2 cites·9 claims
- 0382US12442291B1Method of encoding and decoding downlink instructions based on mud flow rateINST GEOLOGY & GEOPHYSICS CAS·Filed 2024·Granted Oct 14, 2025·1 cites·4 claims
- 0471US10830037B2Constant amplitude adjusting method and system for pressure pulse of drilling toolINST GEOLOGY & GEOPHYSICS CAS·Filed 2019·Granted Nov 10, 2020·1 cites·17 claims
- 0567US12265191B2Method for carrier distortion compensation in MWD mud pulse telemetryINST GEOLOGY & GEOPHYSICS CAS·Filed 2023·Granted Apr 1, 2025·0 cites·7 claims
- 0667US10443307B2Rotary steerable drilling tool and method of control thereofINST GEOLOGY & GEOPHYSICS CAS·Filed 2018·Granted Oct 15, 2019·1 cites·10 claims
- 0766US10837235B2Hybrid rotary guiding deviceINST GEOLOGY & GEOPHYSICS CAS·Filed 2018·Granted Nov 17, 2020·1 cites·5 claims
- 0856US11768139B2Alternating stress fatigue testing equipmentINST GEOLOGY & GEOPHYSICS CAS·Filed 2022·Granted Sep 26, 2023·0 cites·8 claims
- 0953US12241368B2Synchronization method for an MWD mud pulse telemetry systemINST GEOLOGY & GEOPHYSICS CAS·Filed 2020·Granted Mar 4, 2025·0 cites·8 claims
- 1052US12435625B1Service table for polling data of downhole transmission device in measurement-while-drillingINST GEOLOGY & GEOPHYSICS CAS·Filed 2024·Granted Oct 7, 2025·0 cites·2 claims
- 1148US10436009B2Apparatus for testing the function and performance of a rotary steerable tool in a horizontal or inclined stateINST GEOLOGY & GEOPHYSICS CAS·Filed 2018·Granted Oct 8, 2019·0 cites·9 claims
- 1247US11047226B2Fluid pressure measuring device for measurement-while-drilling toolINST GEOLOGY & GEOPHYSICS CAS·Filed 2019·Granted Jun 29, 2021·0 cites·9 claims
- 1345US10693268B2Conductive slip ring for logging while drilling instrumentINST GEOLOGY & GEOPHYSICS CAS·Filed 2019·Granted Jun 23, 2020·0 cites·10 claims
- 1445US10619478B2Device for power transmission and signal transfer between stator and rotor of screw drilling toolINST GEOLOGY & GEOPHYSICS CAS·Filed 2019·Granted Apr 14, 2020·0 cites·7 claims
- 1541US11021911B2Rotary guiding device based on radial driving forceINST GEOLOGY & GEOPHYSICS CAS·Filed 2018·Granted Jun 1, 2021·0 cites·8 claims
- 1640US2020190909A1A rotary guiding deviceINST GEOLOGY & GEOPHYSICS CAS·Filed 2018·Application pending·0 cites
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