Okada; Chikara
Patent Applications and Registrations
Patent applications and USPTO patent grants for Okada; Chikara.The latest application filed is for "permanent magnet containing rare earth metal, boron and iron".
- Okada; Chikara - Hyogo-ken JP
- Okada; Chikara - Kobe JP
| Patent | Date |
|---|---|
| Permanent magnet containing rare earth metal, boron and iron Grant 5,690,752 - Yamamoto , et al. November 25, 1 | 1997-11-25 |
| Method for production of rare earth metal-nickel hydrogen occlusive alloy ingot Grant 5,680,896 - Yamamoto , et al. October 28, 1 | 1997-10-28 |
| Alloy ingot for permanent magnet, anisotropic powders for permanent magnet, method for producing same and permanent magnet Grant 5,674,327 - Yamamoto , et al. October 7, 1 | 1997-10-07 |
| Alloy ingot for permanent magnet, anisotropic powders for permanent magnet, method for producing same and permanent magnet Grant 5,656,100 - Yamamoto , et al. August 12, 1 | 1997-08-12 |
| Method of recovering reusable metals from nickel-hydrogen rechargeable battery Grant 5,478,664 - Kaneko , et al. December 26, 1 | 1995-12-26 |
| Rare earth metal-nickel hydrogen occlusive alloy ingot Grant 5,470,404 - Yamamoto , et al. November 28, 1 | 1995-11-28 |
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