Class B21J : FORGING; HAMMERING; PRESSING; RIVETING; FORGE FURNACES
Subclass 5/04: Methods for forging, hammering, or pressing (for working sheet metal or metal tubes, rods, or profiles B21D; for working wire B21F); Special equipment or accessories therefor by directly applied fluid pressure or explosive action
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11684967 | Rotational symmetrical and non-symmetrical plastic forming machine | Jul 02, 19 | Jun 27, 23 | Tusas Motor Sanayii Anonim Sirketi |
| 11391311 | Method for manufacturing joined body and quality management method for plate-shaped member | Sep 09, 19 | Jul 19, 22 | AHRESTY CORPORATION |
| 10406591 | Spherical decoupler conduit | Jul 31, 15 | Sep 10, 19 | NELSON GLOBAL PRODUCTS, INC. |
| 9630230 | Device and method for forming by stamping at high speed | Dec 18, 13 | Apr 25, 17 | ADM28 S.ÀR.L |
| 8650921 | Method and device for explosion forming | Aug 06, 07 | Feb 18, 14 | COSMA ENGINEERING EUROPE AG |
| 8621904 | Hydroforming apparatus and method for hydroforming | Jun 30, 09 | Jan 07, 14 | NIPPON STEEL & SUMITOMO METAL CORPORATION, Sumitomo Metal Corporation, |
| 8534107 | Method and apparatus for pulsed forming, punching and trimming of tubular members | Jun 10, 11 | Sep 17, 13 | FORD GLOBAL TECHNOLOGIES, LLC |
| 8516866 | Device and method for explosive forming | Oct 03, 11 | Aug 27, 13 | COSMA ENGINEERING EUROPE AG, MAGNA INTERNATIONAL INC., |
| 8266938 | Embossed shape memory sheet metal article | Aug 25, 09 | Sep 18, 12 | GM GLOBAL TECHNOLOGY OPERATIONS LLC |
| 8250892 | Closure device for explosion forming | Oct 19, 07 | Aug 28, 12 | COSMA ENGINEERING EUROPE AG |
| 8091200 | Bulge forming method and bulge forming apparatus | Mar 11, 09 | Jan 10, 12 | HONDA MOTOR CO., LTD. |
| 8056381 | Device for producing patterns | Dec 30, 08 | Nov 15, 11 | METAL INDUSTRIES RESEARCH & DEVELOPMENT CENTRE |
| 8047036 | Device and method for explosion forming | Apr 13, 06 | Nov 01, 11 | COSMA ENGINEERING EUROPE AG, MAGNA INTERNATIONAL INC., |
| 6981910 | Throwing wheel assembly | Jul 30, 04 | Jan 03, 06 | Pangborn Corporation |
| 6820317 | Method of making a metallic bellows | Jan 07, 03 | Nov 23, 04 | NHK SPRING CO., LTD. |
| 6044677 | Method for surface structuring, and a surface-structured workpiece | Feb 19, 99 | Apr 04, 00 | FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG E.V. |
| 5626051 | Process and device for forming a corrugated metal sheet and corrugated metal sheet obtained by this process | Apr 24, 95 | May 06, 97 | Packinox |
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