FENG; PIN-CHIEH
Patent Applications and Registrations
Patent applications and USPTO patent grants for FENG; PIN-CHIEH.The latest application filed is for "pneumatic-hydraulic control valve".
- FENG; PIN-CHIEH - CHANG HUA HSIEN TW
- FENG; Pin-Chieh - SHOU SHUI HSIANG TW
| Patent | Date |
|---|---|
| Pneumatic-hydraulic Control Valve App 20220170565 - FENG; PIN-CHIEH ; et al. | 2022-06-02 |
| Pneumatic and hydraulic elevating seat tube assembly of bicycle Grant 10,227,101 - Feng , et al. | 2019-03-12 |
| Pneumatic And Hydraulic Elevating Seat Tube Assembly Of Bicycle App 20170197680 - FENG; Pin-Chieh ; et al. | 2017-07-13 |
| Tricycle Grant 6,851,694 - Feng February 8, 2 | 2005-02-08 |
| Foldable tricycle Grant 6,517,093 - Feng February 11, 2 | 2003-02-11 |
| Fast dismantling device Grant 6,474,900 - Feng November 5, 2 | 2002-11-05 |
| Tricycle Grant 6,467,781 - Feng October 22, 2 | 2002-10-22 |
| Fast Dismantling Device App 20020136598 - Feng, Pin-Chieh | 2002-09-26 |
| Wheel mount of skateboard and the like App 20020084602 - Feng, Pin-Chieh | 2002-07-04 |
| Bending mechanism of rod App 20020064417 - Feng, Pin-Chieh | 2002-05-30 |
| Foldable tricycle App 20020063411 - Feng, Pin-Chieh | 2002-05-30 |
| Footboard of tricycle App 20020063406 - Feng, Pin-Chieh | 2002-05-30 |
| Device for adjusting front wheel of tricycle App 20020060441 - Feng, Pin -Chieh | 2002-05-23 |
| Tricycle App 20020050695 - Feng, Pin-Chieh | 2002-05-02 |
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