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| 9738945 | Process for producing forged product | Jan 31, 12 | Aug 22, 17 | NISSAN MOTOR CO., LTD. |
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| 9630239 | Apparatus for forming a blank for finish forging for a forged crankshaft | Sep 03, 13 | Apr 25, 17 | NIPPON STEEL & SUMITOMO METAL CORPORATION |
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| 9095891 | Method of eliminating the heat affected zone in a welded crankshaft | Feb 21, 13 | Aug 04, 15 | Not available |
| 8911566 | Nitrocarburized crankshaft member and steel for nitrocarburized crankshafts | Dec 02, 10 | Dec 16, 14 | DAIDO STEEL CO., LTD., HONDA MOTOR CO., LTD., |
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| 8533946 | Method of manufacturing a crankshaft | May 15, 12 | Sep 17, 13 | GM GLOBAL TECHNOLOGY OPERATIONS LLC |
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| 8245374 | Roller burnishing machine for crankshafts | Apr 03, 06 | Aug 21, 12 | HEGENSCHEIDT-MFD GMBH & CO. KG |
| 6961998 | Method for producing a hollow shaft, in particular a camshaft and a camshaft produced according to said method | Sep 24, 01 | Nov 08, 05 | LINAMAR ANTRIEBSTECHNIK GMBH & CO. KG |