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Patent applications and USPTO patent grants for Birkenstock; Alf.The latest application filed is for "method for producing a plurality of bent extruded profiles".
Patent | Date |
---|---|
Method for producing a plurality of curved extruded profiles Grant 7,197,907 - Birkenstock April 3, 2 | 2007-04-03 |
Method for producing a plurality of bent extruded profiles App 20060156780 - Birkenstock; Alf | 2006-07-20 |
Method for cutting extruded profile sections into lengths Grant 6,862,911 - Birkenstock , et al. March 8, 2 | 2005-03-08 |
Lightweight construction element and method for producing the same App 20050016108 - Lindner, Karl-Heinz ;   et al. | 2005-01-27 |
Method for manufacturing structural components from an extruded section Grant 6,843,093 - Lindner , et al. January 18, 2 | 2005-01-18 |
Method for cutting extruded profile sections into lengths App 20040163438 - Birkenstock, Alf ;   et al. | 2004-08-26 |
Method for manufacturing structural components from an extruded section App 20040045335 - Lindner, Karl-Heinz ;   et al. | 2004-03-11 |
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