DJH Engineering Center, Inc.
Patent Applications and Registrations
Patent applications and USPTO patent grants for DJH Engineering Center, Inc..The latest application filed is for "direct drive electric shift two speed planetary gearbox".
- DJH Engineering Center, Inc. - Salt Lake City UT
- DJH Engineering Center, Inc. -
| Patent | Date |
|---|---|
| Direct drive electric shift two speed planetary gearbox App 20100267508 - Hvolka; Dusan J. ; et al. | 2010-10-21 |
| Two speed planetary electric shift gearbox App 20090247346 - Hvolka; Dusan J. ; et al. | 2009-10-01 |
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