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Patent applications and USPTO patent grants for Fujioka, Yoshiharu.The latest application filed is for "light wavelength converter and method of manufacturing the same".
Patent | Date |
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Light wavelength converter and method of manufacturing the same App 20040233512 - Fujioka, Yoshiharu ;   et al. | 2004-11-25 |
Substrate unit for optical head and method for manufacturing the same Grant 6,760,297 - Fujioka , et al. July 6, 2 | 2004-07-06 |
Substrate unit for optical head and method for manufacturing the same App 20020159379 - Fujioka, Yoshiharu ;   et al. | 2002-10-31 |
Magnetic head device having sloped sliding surface which is formed thermally curved Grant 4,910,621 - Matsuda , et al. March 20, 1 | 1990-03-20 |
Magnetic head device with back core integral in holder shell Grant 4,748,527 - Fujioka , et al. May 31, 1 | 1988-05-31 |
Perpendicular magnetic recording head Grant 4,562,503 - Fujioka , et al. December 31, 1 | 1985-12-31 |
Composite magnetic head structure and process for manufacturing the same Grant 4,423,550 - Fujioka , et al. January 3, 1 | 1984-01-03 |
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