Sugisaki, Tsutomu
Patent Applications and Registrations
Patent applications and USPTO patent grants for Sugisaki, Tsutomu.The latest application filed is for "information medium".
- Sugisaki, Tsutomu - Kanagawa JP
- Sugisaki; Tsutomu - Odawara JP
| Patent | Date |
|---|---|
| Information medium App 20040180153 - Usami, Yoshihisa ; et al. | 2004-09-16 |
| Magnetic recording medium and signal recording system comprising at least two magnetic layers with orthogonally oriented axes Grant 6,652,999 - Ejiri , et al. November 25, 2 | 2003-11-25 |
| Magnetic recording medium and signal recording system App 20020068197 - Ejiri, Kiyomi ; et al. | 2002-06-06 |
| Magnetic recording/reproducing method Grant 5,715,313 - Tsukuda , et al. February 3, 1 | 1998-02-03 |
| Magnetic recording medium Grant 5,518,804 - Mizuno , et al. May 21, 1 | 1996-05-21 |
| Method for producing shutter for disc cartridge Grant 5,494,621 - Sugisaki , et al. February 27, 1 | 1996-02-27 |
| Magnetic recording medium Grant 4,465,737 - Miyatuka , et al. August 14, 1 | 1984-08-14 |
| Magnetic head cleaning jacket Grant 4,106,067 - Masuyama , et al. August 8, 1 | 1978-08-08 |
| Cleaning cartridge Grant 4,065,798 - Sugisaki , et al. December 27, 1 | 1977-12-27 |
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