Inventor · disambiguated record
Kaihong Ding
Also filed as: DING KAIHONG
15 granted patents·19 pending applications·2 citations·filing 2014–2024
83Inventor score
Files withYANTAI DONGXING MAGNETIC MAT INC18YANTAI SHOUGANG MAGNETIC MAT INC14LIN XIFENG1PENG ZHONGJIE1
Top patents by PatentIndex Score
34 records- 0166US2025249527A1Neodymium-iron-boron magnet and preparation method thereofYANTAI DONGXING MAGNETIC MAT INC·Filed 2024·Application pending·0 cites
- 0265US11923114B2NdFeB alloy powder for forming high-coercivity sintered NdFeB magnets and use thereofYANTAI SHOUGANG MAGNETIC MAT INC·Filed 2021·Granted Mar 5, 2024·0 cites·20 claims
- 0365US11854736B2Method of preparing a high-coercivity sintered NdFeB magnetYANTAI DONGXING MAGNETIC MAT INC·Filed 2022·Granted Dec 26, 2023·0 cites·17 claims
- 0464US11948734B2Method about increasing the coercivity of a sintered type NdFeB permanent magnetYANTAI SHOUGANG MAGNETIC MAT INC·Filed 2020·Granted Apr 2, 2024·0 cites·20 claims
- 0561US11798740B2Method of improving coercivity of an arc-shaped Nd-Fe-B magnetYANTAI SHOUGANG MAGNETIC MAT INC·Filed 2020·Granted Oct 24, 2023·0 cites·20 claims
- 0661US2024116106A1Method for improving coercivity of neodymium-iron-boron magnet and magnet prepared by methodYANTAI DONGXING MAGNETIC MAT INC·Filed 2023·Application pending·0 cites
- 0760US9672980B2R-T-B-M-C sintered magnet and production method and an apparatus for manufacturing the R-T-B-M-C sintered magnetPENG ZHONGJIE·Filed 2014·Granted Jun 6, 2017·2 cites·4 claims
- 0859US12057263B2Low-cost rare earth magnet and corresponding manufacturing method thereofYANTAI DONGXING MAGNETIC MAT INC·Filed 2022·Granted Aug 6, 2024·0 cites·19 claims
- 0959US12027307B2Method for increasing the coercivity of a sintered type NdFeB permanent magnetYANTAI SHOUGANG MAGNETIC MAT INC·Filed 2020·Granted Jul 2, 2024·0 cites·8 claims
- 1059US11908600B2Preparation device and method of ceramic coating on a sintered type NdFeB permanent magnetYANTAI DONGXING MAGNETIC MAT INC·Filed 2021·Granted Feb 20, 2024·0 cites·10 claims
- 1157US2023095310A1Low-heavy rare earth magnet and manufacturing method thereofYANTAI DONGXING MAGNETIC MAT INC·Filed 2022·Application pending·0 cites
- 1257US2025218630A1High-performance and high-thermal-stability sintered NdFeB magnet and preparation method thereofYANTAI DONGXING MAGNETIC MAT INC·Filed 2024·Application pending·0 cites
- 1357US2025201455A1High temperature resistant magnet and a preparation method thereofYANTAI DONGXING MAGNETIC MAT INC·Filed 2022·Application pending·0 cites
- 1456US2023386741A1NdFeB rare earth magnet and manufacturing method thereofYANTAI DONGXING MAGNETIC MAT INC·Filed 2023·Application pending·0 cites
- 1556US2023386711A1Rare earth magnet and manufacturing method thereofYANTAI DONGXING MAGNETIC MAT INC·Filed 2023·Application pending·0 cites
- 1656US2024071658A1Cerium-Added RE-T-B-M Series Sintered Neodymium-Iron-Boron MagnetYANTAI DONGXING MAGNETIC MAT INC·Filed 2023·Application pending·0 cites
- 1754US2022044853A1NdFeB alloy powder for forming high-coercivity sintered NdFeB magnets and use thereofYANTAI SHOUGANG MAGNETIC MAT INC·Filed 2021·Application pending·0 cites
- 1853US11776719B2Method for preparing sintered NdFeB magnetsYANTAI DONGXING MAGNETIC MAT INC·Filed 2021·Granted Oct 3, 2023·0 cites·2 claims
- 1953US2024274338A1Permanent Magnet for Low Eddy-Current Loss of Permanent Magnet Motor and Permanent Magnet MotorYANTAI DONGXING MAGNETIC MAT INC·Filed 2022·Application pending·0 cites
- 2052US12100544B2Device and method for improving coercivity of ring-shaped NdFeB magnetYANTAI SHOUGANG MAGNETIC MAT INC·Filed 2021·Granted Sep 24, 2024·0 cites·7 claims
- 2152US2022102034A1Method for preparation of a sintered type NdFeB permanent magnet with an adjusted grain boundaryYANTAI DONGXING MAGNETIC MAT INC·Filed 2021·Application pending·0 cites
- 2252US2023238160A1Sintered NdFeB permanent magnet and preparation method thereofYANTAI DONGXING MAGNETIC MAT INC·Filed 2023·Application pending·0 cites
- 2352US2023093584A1Method for preparing NdFeB magnets including lanthanum or ceriumYANTAI DONGXING MAGNETIC MAT INC·Filed 2022·Application pending·0 cites
- 2451US2022189688A1Preparation method for a neodymium-iron-boron magnetYANTAI DONGXING MAGNETIC MAT INC·Filed 2021·Application pending·0 cites
- 2548US11986836B2Device and method for the addition of liquid additives in the form of a spray during a jet milling step in a process for the manufacture of sintered NdFeB alloy magnetsYANTAI DONGXING MAGNETIC MAT INC·Filed 2021·Granted May 21, 2024·0 cites·12 claims
- 2648US11569012B2Method for improving performance of sintered NdFeB magnetsYANTAI SHOUGANG MAGNETIC MAT INC·Filed 2020·Granted Jan 31, 2023·0 cites·6 claims
- 2748US2022005637A1Method for preparing high-performance sintered NdFeB magnets and sintered NdFeB magnetsYANTAI SHOUGANG MAGNETIC MAT INC·Filed 2021·Application pending·0 cites
- 2848US2021280344A1Method for preparing NdFeB magnet powderYANTAI SHOUGANG MAGNETIC MAT INC·Filed 2020·Application pending·0 cites
- 2947US2021166847A1Manufacturing method of sintered nd-fe-b permanent magnetYANTAI SHOUGANG MAGNETIC MAT INC·Filed 2020·Application pending·0 cites
- 3044US2021183567A1Radiation-oriented sintered arc-shaped nd-fe-b magnet, a manufacturing method thereof, and a corresponding manufacturing deviceYANTAI SHOUGANG MAGNETIC MAT INC·Filed 2020·Application pending·0 cites
- 3141US11062827B2Sintered magnet composition without heavy rare earth element and a method of making the sintered magnetYANTAI SHOUGANG MAGNETIC MAT INC·Filed 2017·Granted Jul 13, 2021·0 cites·6 claims
- 3241US10978226B2Sintered Nd—Fe—B magnet composition and a production method for the sintered Nd—Fe—B magnetYANTAI SHOUGANG MAGNETIC MAT INC·Filed 2017·Granted Apr 13, 2021·0 cites·7 claims
- 3337US2019051435A1Sintered r-t-b based permanent magnet and a method of making the sintered r-t-b based permanent magnetYANTAI SHOUGANG MAGNETIC MAT INC·Filed 2018·Application pending·0 cites
- 3432US9672981B2Method for producing an R-T-B-M sintered magnetLIN XIFENG·Filed 2014·Granted Jun 6, 2017·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →