Inventor · disambiguated record
Yongjin Yu
Also filed as: YU YONGJIN
7 granted patents·1 pending application·1 citations·filing 2018–2023
68Inventor score
Top patents by PatentIndex Score
8 records- 0172US10975284B2Well cementation working solution prepared from red mud, slag and waste drilling fluidsUNIV SOUTHWEST PETROLEUM·Filed 2018·Granted Apr 13, 2021·1 cites·14 claims
- 0265US12497331B2High-strength Portland cement slurry for ultra-high temperature cementing, preparation method therefor and application thereofCHINA NAT PETROLEUM CORP·Filed 2023·Granted Dec 16, 2025·0 cites·14 claims
- 0359US12391861B2Cement slurry system, preparation method therefor and use thereofCHINA NAT PETROLEUM CORP·Filed 2022·Granted Aug 19, 2025·0 cites·13 claims
- 0456US12305116B2Ultra-high temperature resistant cement slurry system for cementing and preparation method and use thereofCHINA NAT PETROLEUM CORP·Filed 2022·Granted May 20, 2025·0 cites·19 claims
- 0552US2024288348A1Set cement mechanical properties parameter measurement method and apparatus based on image recognition technologyCHINA NAT PETROLEUM CORP·Filed 2022·Application pending·0 cites
- 0645US11618844B2High temperature resistant Portland cement slurry and production method thereofCHINA NAT PETROLEUM CORP·Filed 2019·Granted Apr 4, 2023·0 cites·5 claims
- 0744US11926787B2Well cementing method for improving well cementing quality by controlling hydration heat of cement slurryPETROCHINA CO LTD·Filed 2020·Granted Mar 12, 2024·0 cites·13 claims
- 0840US10876945B2Method for evaluating breakage strength of first and second cemented surfaces of well cementation under dynamic loadUNIV SOUTHWEST PETROLEUM·Filed 2018·Granted Dec 29, 2020·0 cites·3 claims
Join the waitlist — get patent alerts
Get an alert when Yongjin Yu files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →