Class B21H : MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
Subclass 3/08: Making helical bodies or bodies having parts of helical shape (helical gears B21H 5/00; bending strip or the like helically B21D 11/06; forming tubes or tube walls into helical shape B21D 15/04) internal screw-threads
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12072005 | Threaded nut of a ball screw drive, and method for producing same | Nov 03, 21 | Aug 27, 24 | Schaeffler Technologies AG & Co. KG |
| 11951527 | Method for producing a ball raceway on a workpiece and a ball screw nut having a ball raceway thus produced | Nov 08, 19 | Apr 09, 24 | Schaeffler Technologies AG & Co. KG |
| 11466800 | Tubular coupling | Sep 20, 18 | Oct 11, 22 | CERTUS ENERGY SOLUTIONS, LLC |
| 11426835 | Screw thread roller burnishing apparatus | Jun 20, 19 | Aug 30, 22 | Knust-Godwin LLC |
| 11326674 | Spindle nut, threaded drive, and method for manufacturing a spindle nut | Apr 28, 17 | May 10, 22 | Schaeffler Technologies AG & Co. KG |
| 11231063 | Nut integrated with bracket and method of manufacturing the same | May 28, 20 | Jan 25, 22 | Hyundai Motor Company; Hyundai Motor Company & Kia Motors Corporation; PROTECH KOREA CO. LTD.; Sungwoo Hitech Co. Ltd.; |
| 11193524 | Nut with polygonal section | Feb 20, 17 | Dec 07, 21 | HEWI G. Winker GmbH & Co. KG |
| 10871182 | Screw thread structure for preventing being pulled out and tool for manufacturing same | Jan 05, 16 | Dec 22, 20 | DAE KWANG METAL.CO.LTD |
| 10711822 | Nut integrated with bracket and method of manufacturing the same | Aug 23, 17 | Jul 14, 20 | Hyundai Motor Company; Hyundai Motor Company & Kia Motors Corporation; PROTECH KOREA CO. LTD.; Sungwoo Hitech Co. Ltd.; |
| 10591033 | Ball screw nut | Oct 05, 15 | Mar 17, 20 | Schaeffler Technologies AG & Co. KG |
| 10369677 | Screw thread roller burnishing apparatus | Jan 07, 14 | Aug 06, 19 | Knust-Godwin LLC |
| 10363597 | R-θ table apparatus and processing apparatus of internal thread | Jul 30, 14 | Jul 30, 19 | M.H. CENTER LIMITED |
| 10173257 | Method of machining screw | Jan 28, 16 | Jan 08, 19 | Nittan Valve Co. Ltd. |
| 9630267 | Thread generating tool for producing a thread in a workpiece | Dec 14, 11 | Apr 25, 17 | AUDI AG, EMUGE-Werk Richard Glimpel GmbH & Co. KG Fabrik Fuer Praezisionswerkzeuge, EMUGE-WERK RICHARD GLIMPEL GMBH & CO. KG FABRIK FUER PRAEZISIONSWERKAEUGE, |
| 9624962 | Nut | Jan 29, 13 | Apr 18, 17 | HEWI G. WINKER GMBH & CO. KG |
| 9352382 | Screw or nut with a thread a pitch of which varies and tool to produce said screw or nut | Jan 19, 10 | May 31, 16 | LISI AEROSPACE |
| 9097471 | Method of producing a heat exchanger tube | Aug 27, 14 | Aug 04, 15 | WIELAND-WERKE AG |
| 8899308 | Heat exchanger tube and method for producing it | Nov 20, 09 | Dec 02, 14 | WIELAND-WERKE AG |
| 8690693 | Method for producing hollow body elements, hollow body element, component, follow-on composite tool for producing hollow body elements | Feb 14, 12 | Apr 08, 14 | PROFIL VERBINDUNGSTECHNIK GMBH & CO. KG |
| 8491399 | Method for manufacturing FRP member with insert and FRP member with insert | May 26, 09 | Jul 23, 13 | TOYOTA JIDOSHA KABUSHIKI KAISHA |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0025,954 | FEMALE THREAD REPAIRING TOOL | Nov 22, 21 | Jan 23, 25 | Not available |
| 2024/0035,554 | THREADED NUT OF A BALL SCREW DRIVE, AND METHOD FOR PRODUCING SAME | Nov 03, 21 | Feb 01, 24 | Schaeffler Technologies AG & Co. KG |
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