Description
Class B21H : MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
Subclass 5/00: Making gear wheels
B21H 5/00
Sub-Class
Stats
- 13 US PATENTS IN FORCE
- 2 US APPLICATIONS PENDING
- 9 Total Patent Owners
- 94 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11904381 | Method for producing a gear worm which is located in particular on an armature shaft, and such a gear worm | Oct 04, 19 | Feb 20, 24 | Robert Bosch GmbH |
| 11817751 | Method of firmly connecting a shaft to a rotor-housing part, and rotor-housing part | Feb 08, 21 | Nov 14, 23 | PWO AG |
| 11052451 | Gear manufacturing method and gear manufactured thereby | Dec 28, 16 | Jul 06, 21 | Not available |
| 10493517 | Method for producing a ring with a toothing | Jul 05, 16 | Dec 03, 19 | ThyssenKrupp Rothe Erde GmbH; THYSSENKRUPP AG; |
| 10072718 | Composite brake disc and method and apparatus for manufacture of the same | Oct 22, 14 | Sep 11, 18 | Ernst Grob AG |
| 9630237 | Face spline molding device, face spline molding method, outer joint member, and constant velocity universal joint | May 23, 12 | Apr 25, 17 | NTN CORPORATION |
| 9610629 | Rolling machine and method of rolling gear using the rolling machine | Jul 23, 14 | Apr 04, 17 | Nissei Co., Ltd. |
| 8911313 | Method for the production of a one-piece metallic multiple wheel, preform for the production thereof, and multiple wheel | Oct 22, 07 | Dec 16, 14 | MIBA SINTER AUSTRIA GMBH |
| 8910381 | Helical gear and method of manufacturing the same | Mar 27, 09 | Dec 16, 14 | AISIN AW CO., LTD., TOYOTA JIDOSHA KABUSHIKI KAISHA, |
| 5864950 | Assembling process for a ravignawx type planetary gear train having stepped long pinions | Jan 21, 97 | Feb 02, 99 | JATCO LTD |
| 5592843 | Spline rack | Feb 10, 95 | Jan 14, 97 | DANA AUTOMOTIVE SYSTEMS GROUP, LLC |
| 5528917 | Force controlled rolling of gears | Sep 29, 94 | Jun 25, 96 | FORD GLOBAL TECHNOLOGIES, INC. |
| 5509287 | Method of conditioning the surface of a spline forming rack | Sep 19, 94 | Apr 23, 96 | Anderson-Cook, Inc. |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0018,458 | METHOD FOR MANUFACTURING SCREW ROTOR, SCREW ROTOR, AND SCREW COMPRESSOR | Sep 26, 24 | Jan 16, 25 | Not available |
| 2022/0055,092 | METHOD FOR PRODUCING A GEAR WORM WHICH IS LOCATED IN PARTICULAR ON AN ARMATURE SHAFT, AND SUCH A GEAR WORM | Oct 04, 19 | Feb 24, 22 | Not available |
Top Owners in This Subclass
| Upgrade to the Professional Level to view Top Owners for this Subclass.Learn More |
|---|
Patents Issued To Date - By Filing Year
Average Time to Issuance
- 40 Months (last 2 years Issuances)
- 40 Months (last 5 years Issuances)