O.G.K. Hanbai Co., Ltd.
Patent Applications and Registrations
Patent applications and USPTO patent grants for O.G.K. Hanbai Co., Ltd..The latest application filed is for "helmet cover and helmet".
- O.G.K. Hanbai Co., Ltd. - Osaka JP
| Patent | Date |
|---|---|
| Helmet cover and helmet Grant 6,332,228 - Takahara December 25, 2 | 2001-12-25 |
| Helmet with a ventilating function and ventilating shutter device Grant 6,263,513 - Murakami July 24, 2 | 2001-07-24 |
| Helmet for bicyclist Grant D407,857 - Murakami April 6, 1 | 1999-04-06 |
| Eyeglass connection device Grant 5,592,242 - Ooie January 7, 1 | 1997-01-07 |
| Helmet body for bicyclist Grant D373,857 - Fujita September 17, 1 | 1996-09-17 |
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