Description
Class B21K : MAKING FORGED OR PRESSED PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS, WHEELS
Subclass 1/05: Making machine elements cages for bearings
B21K 1/05
Sub-Class
Stats
- 8 US PATENTS IN FORCE
- 1 US APPLICATIONS PENDING
- 4 Total Patent Owners
- 39 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12179251 | Method of manufacturing staking assembly, method of manufacturing hub unit bearing, staking device, staking assembly, and method of manufacturing vehicle | Apr 09, 20 | Dec 31, 24 | NSK LTD. |
| 11821463 | Rotary machining device, method of manufacturing hub unit bearing and method of manufacturing vehicle | Feb 25, 19 | Nov 21, 23 | NSK LTD. |
| 11732751 | Rotary machining apparatus, method of manufacturing hub unit bearing, and method of manufacturing vehicle | Feb 25, 19 | Aug 22, 23 | NSK LTD. |
| 8966767 | Manufacturing method of a drawn cup needle roller bearing having seal ring | Apr 10, 12 | Mar 03, 15 | NSK LTD. |
| 8627570 | Roller thrust bearing cage and manufacturing method thereof | Oct 07, 10 | Jan 14, 14 | JTEKT CORPORATION |
| 7798719 | Method of manufacturing linear guide device and track rail for the linear guide device | Sep 07, 05 | Sep 21, 10 | THK CO., LTD. |
| 7571543 | Method of manufacturing a retainer for a roller bearing | Aug 06, 04 | Aug 11, 09 | NSK LTD. |
| 6161414 | Method of and device for finishing cage windows | May 27, 99 | Dec 19, 00 | GKN Lobro GmbH |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0073,772 | METHOD OF MANUFACTURING STAKING ASSEMBLY, METHOD OF MANUFACTURING HUB UNIT BEARING, STAKING DEVICE, STAKING ASSEMBLY, AND METHOD OF MANUFACTURING VEHICLE | Nov 19, 24 | Mar 06, 25 | NSK LTD. |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 40 Months (last 2 years Issuances)
- 40 Months (last 5 years Issuances)