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Patent applications and USPTO patent grants for Egawa; Takehiko.The latest application filed is for "screw and screw fastening structure".
Patent | Date |
---|---|
Screw and screw fastening structure Grant 7,976,258 - Asai , et al. July 12, 2 | 2011-07-12 |
Screw And Screw Fastening Structure App 20090290953 - Asai; Tetsuya ;   et al. | 2009-11-26 |
High-strength bolt superior in delayed fracture and resistance and relaxation resistance App 20070187003 - Takashima; Mitsuo ;   et al. | 2007-08-16 |
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