Tokunoh; Futoshi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Tokunoh; Futoshi.The latest application filed is for "pressure-contact type semiconductor device".
- Tokunoh; Futoshi - Tokyo JP
- Tokunoh; Futoshi - Fukuoka JP
- Tokunoh; Futoshi - Itami JP
| Patent | Date |
|---|---|
| Pressure-contact type semiconductor device Grant 7,221,047 - Oota , et al. May 22, 2 | 2007-05-22 |
| Pressure-contact type semiconductor device App 20060027910 - Oota; Kenji ; et al. | 2006-02-09 |
| Pressure-contact type semiconductor device Grant 6,995,464 - Oota , et al. February 7, 2 | 2006-02-07 |
| Pressure-contact type semiconductor device App 20040183093 - Oota, Kenji ; et al. | 2004-09-23 |
| Semiconductor device with a beveled and chamfered outer peripheral portion Grant 6,020,603 - Tokunoh , et al. February 1, 2 | 2000-02-01 |
| Method of making a groove structure for isolation between elements comprising a GTO thyristor Grant 5,346,849 - Tokunoh September 13, 1 | 1994-09-13 |
| Semiconductor device and electrode block for the same Grant 5,189,509 - Satoh , et al. February 23, 1 | 1993-02-23 |
| Temperature compensating contact to avoid misregistration Grant 5,047,836 - Tokunoh September 10, 1 | 1991-09-10 |
| Semiconductor device Grant 4,881,118 - Niwayama , et al. November 14, 1 | 1989-11-14 |
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