Oyabu; Katsumi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Oyabu; Katsumi.The latest application filed is for "method of and system for monitoring bearing conditions".
- Oyabu; Katsumi - Hitachi JP
| Patent | Date |
|---|---|
| Method of and system for monitoring bearing conditions Grant 4,406,169 - Ikeuchi , et al. September 27, 1 | 1983-09-27 |
| Device for connecting turbine blades Grant 4,401,411 - Hisano , et al. August 30, 1 | 1983-08-30 |
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