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Patent applications and USPTO patent grants for Yaezawa; Hirokazu.The latest application filed is for "louver fin and corrugation cutter".
Patent | Date |
---|---|
Louver Fin and Corrugation Cutter App 20080179048 - Yaezawa; Hirokazu ;   et al. | 2008-07-31 |
Corrugated fin feeding apparatus and feeding method App 20060112540 - Tochigi; Kenji ;   et al. | 2006-06-01 |
Louver fin and corrugation cutter for forming louver fin Grant 6,968,891 - Tochigi , et al. November 29, 2 | 2005-11-29 |
Feedback controlled tension applying system Grant 6,968,254 - Tochigi , et al. November 22, 2 | 2005-11-22 |
Feedback controlled tension applying system App 20040153194 - Tochigi, Kenji ;   et al. | 2004-08-05 |
Temporary fixing structure for tubular bodies Grant 6,708,730 - Chikuma , et al. March 23, 2 | 2004-03-23 |
Louver fin and corrugation cutter for forming louver fin App 20040011516 - Tochigi, Kenji ;   et al. | 2004-01-22 |
Temporary fixing structure for tubular bodies App 20020134453 - Chikuma, Hiroshi ;   et al. | 2002-09-26 |
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