Chen; Ching-Shu
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chen; Ching-Shu.The latest application filed is for "bicycle hub apparatus".
- Chen; Ching-Shu - Changhua TW
- CHEN; CHING-SHU - CHANGHUA CITY TW
- Chen; Ching-Shu - Xianxi Township Changhua County TW
- Chen, Ching-Shu - Chang Hua City TW
- Chen; Ching-Shu - Yung-Kang City Tainan Shien TW
| Patent | Date |
|---|---|
| Bicycle hub structure Grant 11,167,589 - Chen November 9, 2 | 2021-11-09 |
| Bicycle Hub Apparatus App 20200139758 - CHEN; CHING-SHU | 2020-05-07 |
| Reinforcement for a hub ratchet base Grant 10,486,465 - Chen Nov | 2019-11-26 |
| Bicycle hub apparatus Grant 10,406,856 - Chen Sept | 2019-09-10 |
| Bicycle Hub Apparatus App 20190195296 - CHEN; CHING-SHU | 2019-06-27 |
| Reinforcement For A Hub Ratchet Base App 20190084349 - CHEN; CHING-SHU | 2019-03-21 |
| Bicycle Hub Apparatus App 20180345724 - CHEN; CHING-SHU | 2018-12-06 |
| Bicycle hub and flywheel structure Grant 9,822,865 - Chen November 21, 2 | 2017-11-21 |
| Bicycle Hub Apparatus App 20170217250 - CHEN; CHING-SHU | 2017-08-03 |
| Bicycle hub apparatus Grant 9,676,233 - Chen June 13, 2 | 2017-06-13 |
| Bicycle Hub And Flywheel Structure App 20170021667 - CHEN; CHING-SHU | 2017-01-26 |
| Bicycle hub assembly Grant 9,290,049 - Chen March 22, 2 | 2016-03-22 |
| Bicycle Hub Assembly App 20140265531 - CHEN; Ching-Shu | 2014-09-18 |
| Bicycle Hub Assembly App 20140246894 - CHEN; Ching-Shu | 2014-09-04 |
| Driving apparatus for rear hub of bicycle Grant 8,556,055 - Chen October 15, 2 | 2013-10-15 |
| Bicycle hub assembly whose length is adjustable Grant 8,523,292 - Chen , et al. September 3, 2 | 2013-09-03 |
| Driving Apparatus For Rear Hub Of Bicycle App 20130056320 - CHEN; CHING-SHU | 2013-03-07 |
| Bicycle hub assembly with quickly switching function Grant 8,336,694 - Chen December 25, 2 | 2012-12-25 |
| Normally closed soundless bicycle hub Grant 8,276,731 - Chen October 2, 2 | 2012-10-02 |
| Bicycle Hub Assembly App 20120139327 - Chen; Ching-Shu | 2012-06-07 |
| Bicycle Hub Assembly Whose Length is Adjustable App 20120104838 - Chen; Ching-Shu ; et al. | 2012-05-03 |
| Normally closed hub assembly for bicycle Grant 8,127,909 - Chen March 6, 2 | 2012-03-06 |
| Bicycle Hub Assembly with Quickly Switching Function App 20110214961 - Chen; Ching-Shu | 2011-09-08 |
| Bicycle kickstand having quick release function Grant 8,002,302 - Chen August 23, 2 | 2011-08-23 |
| Normally Closed Hub Assembly for Bicycle App 20110148183 - Chen; Ching-Shu | 2011-06-23 |
| Bicycle hub that will not drive the pedal and will not produce noise when the hub is rotated in the backward direction Grant 7,938,242 - Chen May 10, 2 | 2011-05-10 |
| Bicycle hub that will not produce noise Grant 7,938,241 - Chen May 10, 2 | 2011-05-10 |
| Normally Closed Soundless Bicycle Hub App 20110061490 - Chen; Ching-Shu | 2011-03-17 |
| Bicycle rear hub whose freewheel having smaller diameter and specification Grant 7,766,143 - Chen August 3, 2 | 2010-08-03 |
| Bicycle hub having enhanced strength Grant 7,740,325 - Chen June 22, 2 | 2010-06-22 |
| Bicycle Hub That Will Not Drive the Pedal and Will Not Produce Noise When The Hub is Rotated in the Backward Direction App 20100122886 - Chen; Ching-Shu | 2010-05-20 |
| Bicycle rear hub that is especially available for acrobatics Grant 7,695,073 - Chen April 13, 2 | 2010-04-13 |
| Bicycle seat having position and angle adjustment functions Grant 7,621,595 - Chen November 24, 2 | 2009-11-24 |
| Bicycle frame whose bearings will not be pressed Grant 7,581,795 - Chen September 1, 2 | 2009-09-01 |
| Bicycle hub having enhanced strength Grant 7,445,296 - Chen November 4, 2 | 2008-11-04 |
| Bicycle rear hub having greater strength App 20080199119 - Chen; Ching-Shu | 2008-08-21 |
| Hub assembly for bicycle App 20070254758 - Chen; Ching-Shu | 2007-11-01 |
| Dual-brake system of a bicycle front hub App 20040065514 - Chen, Ching-Shu | 2004-04-08 |
| Bathtub Grant 5,459,888 - Chen October 24, 1 | 1995-10-24 |
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