Liao; Hsueh-Sen
Patent Applications and Registrations
Patent applications and USPTO patent grants for Liao; Hsueh-Sen.The latest application filed is for "switching lever on arched handle for adjusting height of seat tube".
- Liao; Hsueh-Sen - Hsinchu County TW
- Liao; Hsueh-Sen - Hsin-Chu Hsien TW
- LIAO; Hsueh-Sen - Hsin-Chu TW
| Patent | Date |
|---|---|
| Direct-drive double wing scooter Grant 10,259,524 - Liao | 2019-04-16 |
| Switching Lever On Arched Handle For Adjusting Height Of Seat Tube App 20190084634 - LIAO; HSUEH-SEN | 2019-03-21 |
| Direct-drive Double Wing Scooter App 20180290708 - LIAO; HSUEH-SEN | 2018-10-11 |
| Direct-drive double wing scooter Grant 10,023,262 - Liao July 17, 2 | 2018-07-17 |
| Direct-drive Double Wing Scooter App 20170341703 - LIAO; HSUEH-SEN | 2017-11-30 |
| Bicycle Damper App 20160339983 - LIAO; HSUEH-SEN | 2016-11-24 |
| Up and down reciprocation treading leisure exercise apparatus Grant 9,302,147 - Liao April 5, 2 | 2016-04-05 |
| Up And Down Reciprocation Treading Lesiure Exercise Apparatus App 20140315692 - LIAO; HSUEH-SEN | 2014-10-23 |
| Head tube reset mechanism for a scooter Grant 8,807,581 - Liao August 19, 2 | 2014-08-19 |
| Head Tube Reset Mechanism For A Scooter App 20130257013 - LIAO; HSUEH - SEN | 2013-10-03 |
| Steering Limit Device Of Shock Absorbent Fork App 20130119632 - LIAO; Hsueh-Sen | 2013-05-16 |
| Stepper of fitness equipment Grant 7,503,879 - Liao March 17, 2 | 2009-03-17 |
| Bike seat adjustment App 20070063554 - Liao; Hsueh-Sen | 2007-03-22 |
| Horseback riding fitness machine App 20060217238 - Liao; Hsueh - Sen | 2006-09-28 |
| Rower App 20060217239 - Liao; Hsueh-Sen | 2006-09-28 |
| Rower Grant 7,104,933 - Liao September 12, 2 | 2006-09-12 |
| Retractable raiser App 20060177260 - Liao; Hsueh-Sen | 2006-08-10 |
| Handlebars bumper fastening means App 20060162484 - Liao; Hsueh-Sen | 2006-07-27 |
| Treadmill App 20050288156 - Liao, Hsueh-Sen | 2005-12-29 |
| Stationary bike App 20050227823 - Liao, Hsueh-Sen | 2005-10-13 |
| Bike handlebars adjustment App 20050206120 - Liao, Hsueh-Sen | 2005-09-22 |
| Bike seat fixation App 20050200170 - Liao, Hsueh-Sen | 2005-09-15 |
| Adjustable structure of bicycle handlebar App 20050150321 - Liao, Hsueh-Sen | 2005-07-14 |
| Exercise device App 20040142798 - Liao, Hsueh Sen ; et al. | 2004-07-22 |
| Sports equipment App 20020173410 - Liao, Hsueh Sen ; et al. | 2002-11-21 |
| Driving mechanism for a wheelchair App 20020153691 - Liao, Hsueh Sen ; et al. | 2002-10-24 |
| In-line roller skate App 20020105150 - Liao, Hsueh Sen ; et al. | 2002-08-08 |
| Roller skate App 20020105151 - Liao, Hsueh Sen ; et al. | 2002-08-08 |
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