Otaka; Hitoshi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Otaka; Hitoshi.The latest application filed is for "gas-exciting apparatus having electrode containing insulating coating layer and gas-exciting process".
- Otaka; Hitoshi - Tokyo JP
| Patent | Date |
|---|---|
| Gas-exciting Apparatus Having Electrode Containing Insulating Coating Layer And Gas-exciting Process App 20090178915 - Otaka; Hitoshi ; et al. | 2009-07-16 |
| Filter having chemical resistance, antistatic property and water vapor resistance, and process for producing the same Grant 5,607,490 - Taniguchi , et al. March 4, 1 | 1997-03-04 |
| Reinforced filter element Grant 5,558,689 - Yanagihara , et al. September 24, 1 | 1996-09-24 |
| Animated annunciator apparatus Grant 4,864,607 - Mitamura , et al. * September 5, 1 | 1989-09-05 |
| Animated annunciator apparatus Grant 4,721,437 - Mitamura , et al. January 26, 1 | 1988-01-26 |
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