Description
Class B21K : MAKING FORGED OR PRESSED PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS, WHEELS
Subclass 1/02: Making machine elements balls, rolls, or rollers, e.g. for bearings
B21K 1/02
Sub-Class
Stats
- 78 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- 46 Total Patent Owners
- 385 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11585645 | Bullets and methods of making bullets | Dec 26, 18 | Feb 21, 23 | Olin Corporation |
| 11561074 | Intermediate for manufacturing projectiles of a deformable bullet, projectile, deformed projectile, tool for manufacturing the intermediate and method for manufacturing the intermediate | Dec 10, 18 | Jan 24, 23 | RUAG AMMOTEC GMBH |
| 10578413 | Bullet projectile with internal electro-mechanical action producing combustion for warfare | Jun 23, 17 | Mar 03, 20 | Not available |
| 10525522 | Molding device for manufacturing cylindrical rolling body, manufacturing method for cylindrical rolling body, manufacturing method for rolling bearing, manufacturing method for vehicle, and manufacturing method for mechanical apparatus | Apr 17, 18 | Jan 07, 20 | NSK LTD. |
| 10518316 | Process for manufacturing a near perfect round ball bearing with a hole there through | May 24, 18 | Dec 31, 19 | Not available |
| 10209049 | Fabrication and monitoring device for micro probe ball tip | May 04, 17 | Feb 19, 19 | HEFEI UNIVERSITY OF TECHNOLOGY |
| 10144057 | Method for manufacturing forged steel roll | Feb 01, 13 | Dec 04, 18 | Nippon Steel & Sumitomo Metal Corporation |
| 10076781 | Automatic processing press | Nov 15, 17 | Sep 18, 18 | Not available |
| 9452503 | Green ball grinding method, ceramic sphere fabrication method, and grinding apparatus | May 05, 15 | Sep 27, 16 | NTN CORPORATION |
| RE46010 | Method for producing pulling rods for use in manufacturing sheet glass | Oct 22, 09 | May 24, 16 | CORNING INCORPORATED |
| 9341213 | Quick release roller sleeve mounting hub | Oct 19, 12 | May 17, 16 | FRC Holding Corp. |
| 9333626 | Apparatus for forming shot ball | Jul 24, 15 | May 10, 16 | Not available |
| 9322132 | Corrosion-resistant roller coating | Nov 12, 13 | Apr 26, 16 | VOITH PATENT GMBH |
| 9207052 | Three component bullet with core retention feature and method of manufacturing the bullet | Jun 13, 14 | Dec 08, 15 | RA BRANDS, L.L.C. |
| 9174316 | Method of manufacturing roller | Jan 21, 11 | Nov 03, 15 | NTN CORPORATION |
| 9032626 | Green ball grinding method, ceramic sphere fabrication method, and grinding apparatus | Sep 22, 10 | May 19, 15 | NTN CORPORATION |
| 9021706 | Unified rolling and bending process for roller bearing cages | Jan 28, 11 | May 05, 15 | The Timken Company |
| 8998786 | Process for producing conductive rubber roller, and roller for electrophotographic apparatus | Aug 15, 13 | Apr 07, 15 | CANON KABUSHIKI KAISHA |
| 8973267 | Embossing roller and method for the manufacturing thereof | Mar 12, 07 | Mar 10, 15 | FABIO PERINI S.P.A. |
| 8943692 | Conductive roller and manufacturing method therefor | Mar 01, 11 | Feb 03, 15 | BRIDGESTONE CORPORATION |
Recent Publications
Not Available
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 37 Months (last 2 years Issuances)
- 37 Months (last 5 years Issuances)