Class B22F : WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER
Subclass 1/02: Special treatment of metallic powder, e.g. to facilitate working, to improve properties; Metallic powders per se, e.g. mixtures of particles of different composition (C04, C08 take precedence) comprising coating of the powder
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12030122 | Method of manufacturing soft magnetic dust core | Oct 21, 20 | Jul 09, 24 | JFE Steel Corporation; NEC Tokin Corporation; National Institute of Advanced Industrial Science and Technology; |
| 11948730 | Insulator-coated magnetic alloy powder particle, powder magnetic core, and coil part | Oct 28, 20 | Apr 02, 24 | SEIKO EPSON CORPORATION |
| 11854726 | Magnetic base body containing metal magnetic particles composed mainly of Fe and electronic component including the same | Mar 27, 20 | Dec 26, 23 | Taiyo Yuden Co. Ltd. |
| 11801553 | Method for making carbon-coated copper nanoparticles | Nov 29, 22 | Oct 31, 23 | KING FAISAL UNIVERSITY |
| 11732338 | Coil component and method for manufacturing same | Aug 17, 20 | Aug 22, 23 | Taiyo Yuden Co. Ltd. |
| 11713496 | Powder material, powder material for additive manufacturing, and method for producing powder material | Nov 27, 18 | Aug 01, 23 | PROTERIAL, LTD. |
| 11705258 | High frequency low loss magnetic core and method of manufacture | Oct 09, 19 | Jul 18, 23 | POWDERMET, INC. |
| 11685989 | Metal powder particles | Jun 21, 18 | Jun 27, 23 | The Swatch Group Research and Development Ltd. |
| 11545286 | Crystalline Fe-based alloy powder and method for producing same | Aug 06, 18 | Jan 03, 23 | Hitachi Metals LTD |
| 11491545 | Method of preparing magnetic powder, and magnetic powder | Aug 14, 19 | Nov 08, 22 | LG Chem, Ltd |
| 11495376 | Rare earth-bonded magnetic powder and preparation method therefor, and bonded magnet | Jun 20, 18 | Nov 08, 22 | GRIREM ADVANCED MATERIALS CO., LTD; GUOKE RE ADVANCED MATERIALS CO., LTD.; |
| 11478848 | Powder comprising coated hard material particles | Feb 06, 19 | Oct 25, 22 | H. C. STARCK TUNGSTEN GMBH |
| 11482377 | Rare earth permanent magnets and their preparation | Feb 26, 20 | Oct 25, 22 | Shin-Etsu Chemical Co. Ltd. |
| 11452743 | Metallic copper fine particles and method for producing the same | Oct 02, 18 | Sep 27, 22 | Toyo Seikan Group Holdings, Ltd. |
| 11440093 | Composite particle and dust core | Aug 11, 20 | Sep 13, 22 | TDK Corporation |
| 11430588 | Soft magnetic flaky powder | Dec 18, 17 | Aug 30, 22 | Sanyo Special Steel Co. Ltd. |
| 11427877 | Direct reduced iron (DRI) heat treatment, products formed therefrom, and use thereof | Sep 21, 18 | Aug 30, 22 | Nucor Corporation |
| 11389875 | Process for producing nickel powder | Dec 05, 17 | Jul 19, 22 | Sumitomo Metal Mining Co. Ltd. |
| 11358218 | Methods of making flux-coated binder and metal-matrix drill bodies of the same | Jan 22, 19 | Jun 14, 22 | Dowell -- A Division of Schlumberger Technology Corporation |
| 11348712 | Insulator-coated soft magnetic powder, powder magnetic core, magnetic element, electronic device, and vehicle | Sep 28, 18 | May 31, 22 | Seiko Epson Corporation |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2022/0040,759 | PARTICLES FOR JOINING MATERIAL AND PRODUCTION METHOD THEREOF, JOINING PASTE AND PREPARATION METHOD THEREOF, AND PRODUCTION METHOD OF JOINED BODY | Oct 02, 19 | Feb 10, 22 | Mitsubishi Materials Corporation |
| 2022/0037,049 | COPPER PARTICLE, METHOD FOR PRODUCING COPPER PARTICLE, COPPER PASTE, SEMICONDUCTOR DEVICE, AND ELECTRICAL/ELECTRONIC COMPONENT | Dec 03, 19 | Feb 03, 22 | KYOCERA CORPORATION |
| 2022/0008,990 | BATTERIES AND ELECTRODES WITH COATED ACTIVE MATERIALS | Nov 27, 19 | Jan 13, 22 | Ionic Materials, Inc. |
| 2021/0379,655 | GRAPHENE MATERIAL-METAL NANOCOMPOSITES AND PROCESSES OF MAKING AND USING SAME | Aug 30, 19 | Dec 09, 21 | Not available |
| 2021/0323,057 | A METHOD FOR MANUFACTURING MODIFIED ELECTRICALLY-CONDUCTIVE COPPER PARTICLES AND MODIFIED ELECTRICALLY-CONDUCTIVE COPPER PARTICLES MANUFACTURED THEREOF | Aug 21, 19 | Oct 21, 21 | Not available |
| 2021/0308,755 | Core-Shell Particles and Composite Material Synthesized Therefrom | Apr 02, 21 | Oct 07, 21 | Not available |
| 2021/0229,172 | ELECTRICALLY CONDUCTIVE PASTE FOR FORMING PILLARS | Apr 25, 19 | Jul 29, 21 | DIC Corporation |
| 2021/0178,470 | 3D PRINTERS AND FEEDSTOCKS FOR 3D PRINTERS | Feb 05, 21 | Jun 17, 21 | Yazaki Corporation |
| 2021/0154,737 | THREE-DIMENSIONAL PRINTING ALLOY POWDER | Nov 25, 20 | May 27, 21 | Not available |
| 2021/0129,218 | INSULATOR-COATED MAGNETIC ALLOY POWDER PARTICLE, POWDER MAGNETIC CORE, AND COIL PART | Oct 28, 20 | May 06, 21 | Not available |
| 2021/0121,952 | COVER FOR DEVICES | Jun 06, 17 | Apr 29, 21 | Not available |
| 2021/0114,093 | MIXED POWDER FOR POWDER METALLURGY | Dec 12, 18 | Apr 22, 21 | JFE Steel Corporation |
| 2021/0069,782 | FINE PARTICLE PRODUCTION METHOD AND FINE PARTICLES | Jan 10, 19 | Mar 11, 21 | Not available |
| 2021/0060,642 | SILICON OXIDE-COATED SOFT MAGNETIC POWDER AND METHOD FOR PRODUCING SAME | Feb 15, 19 | Mar 04, 21 | Not available |
| 2021/0053,115 | COMPOSITE PARTICLE AND DUST CORE | Aug 11, 20 | Feb 25, 21 | TDK Corporation |
| 2021/0025,029 | COMPOSITE POWDER AND METHODS THEREOF | Mar 26, 19 | Jan 28, 21 | AGENCY FOR SCIENCE, TECHNOLOGY AND RESEARCH |
| 2020/0406,353 | COMPOSITE MATERIAL BASED ON A QUASI-CRYSTAL OF THE AL-CU-FE SYSTEM AND METHOD OF ITS PRODUCTION | Dec 22, 17 | Dec 31, 20 | Not available |
| 2020/0398,339 | POWDER FOR ADDITIVE MANUFACTURING, AND DIE-CASTING DIE PART | Jun 15, 20 | Dec 24, 20 | Not available |
| 2020/0391,287 | COMPOUND POWDER | Feb 28, 18 | Dec 17, 20 | Not available |
| 2020/0316,683 | METHOD FOR PRODUCING COMPOSITE MAGNETIC BODY, MAGNETIC POWDER, COMPOSITE MAGNETIC BODY AND COIL COMPONENT | Mar 19, 18 | Oct 08, 20 | Not available |
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