Zhang; Hanzhen
Patent Applications and Registrations
Patent applications and USPTO patent grants for Zhang; Hanzhen.The latest application filed is for "dual loop level shifter".
- Zhang; Hanzhen - Scarborough CA
- Zhang; Hanzhen - Tianjin CN
- Zhang; Hanzhen - Beichen District CN
| Patent | Date |
|---|---|
| Dual loop level shifter Grant 8,085,065 - Zhang December 27, 2 | 2011-12-27 |
| Pliers for removing fastening ring with an adjusting device Grant 8,051,572 - Zhang , et al. November 8, 2 | 2011-11-08 |
| Ear hose clamp having an indication arrangement Grant 7,987,561 - Zhang August 2, 2 | 2011-08-02 |
| Dual Loop Level Shifter App 20110156753 - Zhang; Hanzhen | 2011-06-30 |
| Ratchet pliers with adjustable jaw Grant 7,854,185 - Zhang , et al. December 21, 2 | 2010-12-21 |
| Ratchet crimping tool Grant 7,823,433 - Zhang November 2, 2 | 2010-11-02 |
| Ratchet pliers with adjustable jaw App 20100175512 - Zhang; Hanzhen ; et al. | 2010-07-15 |
| Pliers for removing fastening ring with an adjusting device App 20100175516 - Zhang; Hanzhen ; et al. | 2010-07-15 |
| Pipe fittings with a locating claw App 20100109319 - Zhang; Hanzhen ; et al. | 2010-05-06 |
| Hand crimping tool interchangeable and interactive jaws Grant 7,628,052 - Zhang December 8, 2 | 2009-12-08 |
| Ear hose clamp having an indication arrangement App 20090151133 - Zhang; Hanzhen | 2009-06-18 |
| Ratchet Crimping Tool App 20090120245 - Zhang; Hanzhen | 2009-05-14 |
| Hand crimping tool interchangeable and interactive jaws App 20080302165 - Zhang; Hanzhen | 2008-12-11 |
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