Togawa; Eisei
Patent Applications and Registrations
Patent applications and USPTO patent grants for Togawa; Eisei.The latest application filed is for "magnetic head and magnetic head manufacturing method".
- Togawa; Eisei - Odawara JP
- Togawa, Eisei - Odawara-shi JP
- Togawa, Eisei - Kanagawa JP
| Patent | Date |
|---|---|
| Magnetic head and magnetic head manufacturing method Grant 6,690,544 - Okawa , et al. February 10, 2 | 2004-02-10 |
| Magnetic head and magnetic head manufacturing method App 20030090840 - Okawa, Atsuko ; et al. | 2003-05-15 |
| Magnetic head and magnetic head manufacturing method App 20020027746 - Okawa, Atsuko ; et al. | 2002-03-07 |
| Thin film magnetic head having non-linear tapered rails Grant 6,198,601 - Hira , et al. March 6, 2 | 2001-03-06 |
| Thin film magnetic head having non-linear rails Grant 5,910,864 - Hira , et al. June 8, 1 | 1999-06-08 |
| Thin film magnetic head, process for production thereof Grant 5,567,333 - Hira , et al. October 22, 1 | 1996-10-22 |
| Negative pressure flying head slider having siderails with narrow width portion Grant 5,430,591 - Takeuchi , et al. July 4, 1 | 1995-07-04 |
| Process for producing magnetic head slider Grant 5,329,689 - Azuma , et al. July 19, 1 | 1994-07-19 |
| Thin film magnetic head and manufacturing method therefor Grant 5,241,440 - Ashida , et al. August 31, 1 | 1993-08-31 |
| Method of producing a thin film magnetic head Grant 4,841,624 - Togawa , et al. June 27, 1 | 1989-06-27 |
| Thin film magnetic head and method of manufacture Grant 4,841,402 - Imanaka , et al. June 20, 1 | 1989-06-20 |
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