Hagiwara; Yoshitoshi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hagiwara; Yoshitoshi.The latest application filed is for "method of, and apparatus for, manufacturing metallic bellows".
- Hagiwara; Yoshitoshi - Shizuoka JP
- Hagiwara; Yoshitoshi - Wako JP
- Hagiwara; Yoshitoshi - Tokyo JP
- Hagiwara; Yoshitoshi - Saitama JP
- Hagiwara; Yoshitoshi - Niiza JA
| Patent | Date |
|---|---|
| Method of, and apparatus for, manufacturing metallic bellows Grant 8,046,916 - Hagiwara , et al. November 1, 2 | 2011-11-01 |
| Method of, and apparatus for, manufacturing metallic bellows App 20080155806 - Hagiwara; Yoshitoshi ; et al. | 2008-07-03 |
| Titanium and/or titanium alloy sintered friction material Grant 5,922,452 - Takahashi , et al. July 13, 1 | 1999-07-13 |
| Heat-resistant, wear-resistant and high-strength Al-Si alloy, and cylinder liner employing same Grant 4,959,276 - Hagiwara , et al. September 25, 1 | 1990-09-25 |
| Synthetic wheel formed from two halves Grant 4,527,839 - Fujitaka , et al. July 9, 1 | 1985-07-09 |
| Porous valve seat materials for internal combustion engines Grant 3,982,905 - Osawa , et al. September 28, 1 | 1976-09-28 |
| Valve seat materials for internal combustion engines Grant 3,925,065 - Osawa , et al. December 9, 1 | 1975-12-09 |
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