Description
Class B21K : MAKING FORGED OR PRESSED PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS, WHEELS
Subclass 1/30: Making machine elements wheels; discs with gear-teeth
B21K 1/30
Sub-Class
Stats
- 133 US PATENTS IN FORCE
- 15 US APPLICATIONS PENDING
- 57 Total Patent Owners
- 458 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12214400 | Method of forming a splined component | Feb 17, 21 | Feb 04, 25 | Magna Powertrain Inc. |
| 12134120 | Method for obtaining face teeth on an inner ring of a wheel hub and associated tool | Jan 28, 22 | Nov 05, 24 | Aktiebolaget SKF |
| 12013021 | Rotating member and forming method thereof | Aug 06, 20 | Jun 18, 24 | Tsubakimoto Chain CO |
| 11970216 | Worm gear hub | Apr 07, 22 | Apr 30, 24 | Steering Solutions IP Holding Corporation |
| 11925972 | Precision forging method, precision forging device, and precision forging product | Apr 22, 20 | Mar 12, 24 | NATIONAL UNIVERSITY CORPORATION TOKAI NATIONAL HIGHER EDUCATION AND RESEARCH SYSTEM |
| 11697149 | Stamping press forming of outer diameter helical splines | Apr 21, 22 | Jul 11, 23 | Magna Powertrain Inc. |
| 11684968 | Equipment and method for forming a front toothing on an inner ring of a wheel hub | Jul 27, 22 | Jun 27, 23 | Aktiebolaget SKF |
| 11673175 | Ring gears and methods of making thereof | Jul 28, 20 | Jun 13, 23 | ACCELERATED SYSTEMS INC. |
| 11498114 | Thin-walled hollow wheels with internal and external toothing, and apparatus and method for manufacturing the same | Feb 14, 19 | Nov 15, 22 | ERNST GROB AG |
| 11480240 | Stamped hub for cast plastic | Dec 22, 20 | Oct 25, 22 | Steering Solutions IP Holding Corporation |
| 11426786 | Equipment and method for forming a front toothing on an inner ring of a wheel hub | Jun 21, 21 | Aug 30, 22 | Aktiebolaget SKF |
| 11426785 | Method for the forming manufacturing of a gear toothing and tool device for the calibration of the gear cutting inlet and/or gear cutting outlet | Nov 24, 16 | Aug 30, 22 | ZF FRIEDRICHSHAFEN AG |
| 11407085 | Method for manufacturing gear | Sep 10, 19 | Aug 09, 22 | 501 Toyota Jidosha Kabushiki Kaisha |
| 11338708 | Seat height adjustment device for a vehicle seat | Sep 11, 20 | May 24, 22 | Faurecia Autositze GmbH |
| 11318569 | Net forged spiral bevel gear | Feb 03, 21 | May 03, 22 | American Axle & Manufacturing, Inc. |
| 11305334 | Method and apparatus for forging gear | Sep 27, 19 | Apr 19, 22 | 501 Toyota Jidosha Kabushiki Kaisha |
| 11224909 | Protrusion molding device, protrusion molding method, and molded article | Jun 29, 16 | Jan 18, 22 | 501 Nippon Steel Corporation |
| 11203395 | Bicycle sprocket and bicycle sprocket assembly | Jun 27, 19 | Dec 21, 21 | Shimano Inc. |
| 11185914 | Method for forming an assembly having mating superfinished components | Feb 25, 20 | Nov 30, 21 | American Axle & Manufacturing, Inc. |
| 11162538 | Method and device for manufacturing bearing unit | Dec 02, 19 | Nov 02, 21 | NSK LTD. |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0083,210 | METHOD OF FORMING A SPLINED COMPONENT | Nov 26, 24 | Mar 13, 25 | Not available |
| 2025/0003,474 | DIFFERENTIAL BEVEL GEAR, BEVEL GEAR DIFFERENTIAL AND METHOD FOR PRODUCING A DIFFERENTIAL BEVEL GEAR USING FORMING TECHNOLOGY | Jun 21, 24 | Jan 02, 25 | HIRSCHVOGEL HOLDING GMBH |
| 2024/0367,218 | METHOD FOR PRODUCING A COMPONENT WHICH HAS A TOOTHING PROFILE, AND TOOL DEVICE | Mar 16, 22 | Nov 07, 24 | Schaeffler Technologies AG & Co. KG |
| 2023/0398,598 | FORMING METHOD AND FORMING MACHINE FOR PRODUCING A HELICAL TOOTHING OF A CYLINDRICAL WORKPIECE BY EXTRUSION | May 05, 23 | Dec 14, 23 | FELSS Systems GmbH |
| 2023/0234,121 | GEAR MATERIAL, AND PRODUCTION METHOD AND FINISHING METHOD THEREFOR | Nov 14, 22 | Jul 27, 23 | Not available |
| 2022/0228,646 | Swing Gear Assembly and Method for Manufacturing the Same | Jan 21, 21 | Jul 21, 22 | Caterpillar Global Mining LLC |
| 2021/0339,306 | PRECISION FORGING METHOD, PRECISION FORGING DEVICE, AND PRECISION FORGING PRODUCT | Apr 22, 20 | Nov 04, 21 | Not available |
| 2019/0193,140 | MULTI-MATERIAL CONSTRUCTION OF GEARS | Dec 21, 17 | Jun 27, 19 | Not available |
| 2019/0184,448 | METHOD FOR FORMING AN ASSEMBLY HAVING MATING SUPERFINISHED COMPONENTS | Dec 19, 17 | Jun 20, 19 | Not available |
| 2019/0060,980 | METHOD AND APPARATUS FOR FORGING GEAR | Aug 24, 18 | Feb 28, 19 | c/o TOYOTA JIDOSHA KABUSHIKI KAISHA |
| 2018/0036,791 | TOOL AND METHOD FOR FORMING SURFACE FEATURES ONTO A WORKPIECE | Aug 04, 16 | Feb 08, 18 | SCHAEFFLER TECHNOLOGIES AG & CO. KG |
| 2017/0348,763 | METHOD OF MANUFACTURING MECHANICAL PART AND MECHANICAL PART | Jan 07, 16 | Dec 07, 17 | NIPPON STEEL & SUMITOMO METAL CORPORATION |
| 2017/0056,961 | METHOD OF MANUFACTURING MULTI-MATERIAL GEARS | Nov 14, 16 | Mar 02, 17 | IMPERIAL INNOVATIONS LIMITED |
| 2016/0207,094 | MECHANICAL STRUCTURAL COMPONENT AND METHOD FOR MANUFACTURING SAME | Jul 10, 14 | Jul 21, 16 | JFE STEEL CORPORATION |
| 2015/0082,930 | GEAR MECHANISM AND MANUFACTURING METHOD OF GEAR MECHANISM | Feb 27, 13 | Mar 26, 15 | TOYOTA JIDOSHA KABUSHIKI KAISHA |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 36 Months (last 2 years Issuances)
- 36 Months (last 5 years Issuances)