Kai He — 25 Patents at Multi-Chem Group

Kai He has been granted 25 US patents while listed as an inventor at Multi-Chem Group. The first was granted in 1996 and the most recent in October 2025. Kai He ranks #158,593 of 4,157,543 US inventors in our database (top 3.8%). Patent records list Kai He in Kingwood, TX, US.

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12443463	Method for sharing resource, method for creating service, electronic device, and storage medium	Fengzhi Qiu, Kaiji Zhou, Qifeng Wang, Quan Sun, Heteng Zhang +2 more	2025-10-14
12024944	Lift cord spool for a motorized treatment	Andrew Peter Schmalz	2024-07-02
11999900	Surface-modified nanoparticle compositions and related applications in subterranean hydrocarbon recovery	Duy T. Nguyen, William T. Duttlinger, Jr., Rangarani Karnati, Zhengang Zong, Linh Do	2024-06-04
11802235	Self propping surfactant for well stimulation	Liang Xu, Philip D. Nguyen	2023-10-31	$33,249,000
11710242	Methods and systems for image segmentation	Xiaodong Wang, Yufei MAO, Renchao Jin, Yujie Tian, Naiwen Hu +5 more	2023-07-25
11434690	Lift cord spool for a motorized treatment	Andrew Peter Schmalz	2022-09-06
11421149	Alkyl polyglycoside surfactants for use in subterranean formations	Yang Peng, Zhiwei Yue, Liang Xu	2022-08-23	$20,435,000
11366021	Temperature detecting device, temperature detecting system and temperature detecting method	Lizhi Peng, Man-Tian Liu	2022-06-21
11234555	Smart cooking device and method	Jie Yang, Zhenhua Li	2022-02-01
11132342	Periodicity detection and period length estimation in time series	Wen Qingsong, Jingkun Gao, Liang Sun, Jian Tan, Tao Yao	2021-09-28	$342,501,000
11124699	Self propping surfactant for well stimulation	Liang Xu, Philip D. Nguyen	2021-09-21	$13,916,000
11041114	Methods and treatment fluids for microfracture creation and microproppant delivery in subterranean formations	Liang Xu, Paul D. Lord, Philip D. Nguyen	2021-06-22
10995262	Ethoxylated amines for use in subterranean formations	Yang Peng, Zhiwei Yue, Jayant Rane, Liang Xu	2021-05-04
10949977	Methods and systems for image segmentation	Xiaodong Wang, Yufei MAO, Renchao Jin, Yujie Tian, Naiwen Hu +5 more	2021-03-16
10640698	Ethoxylated amines for use in subterranean formations	Yang Peng, Zhiwei Yue, Jayant Rane, Liang Xu	2020-05-05
10590333	Cationic multiple quaternary ammonium-based surfactants for enhancing production in subterranean formations	Funian Zhao, Liangwei Qu, Liang Xu	2020-03-17
10442986	Determining residual friction reducer concentrations for subterranean treatment fluids	Liang Xu, Paul D. Lord	2019-10-15
10298236	On-chip aging sensor and counterfeit integrated circuit detection method	Sheldon Xiangdong Tan, Xin Huang	2019-05-21
10066157	Injecting polyelectrolyte based sacrificial agents for use in unconventional formations	Liang Xu	2018-09-04	$8,858,000
9982185	Methods and systems for preparing surfactant polyelectrolyte complexes for use in subterranean formations	Liang Xu, Jayant Rane	2018-05-29
9969928	Surfactant formulations and associated methods for reduced and delayed adsorption of the surfactant	Liang Xu	2018-05-15
9970265	Multi-functional surfactant complexes for use in subterranean formations	Liang Xu, Jayant Rane	2018-05-15
9725986	Multi-functional surfactant complexes for use in subterranean formations	Liang Xu, Jayant Rane	2017-08-08
9488586	Determining treatment fluid composition using a mini-reservoir device	Liang Xu	2016-11-08
5534951	Optical assembly for television front screen	—	1996-07-09

Kai He — 25 Patents

Issued Patents All Time

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