Koh; Tuang-Hock
Patent Applications and Registrations
Patent applications and USPTO patent grants for Koh; Tuang-Hock.The latest application filed is for "assistance chair assembly".
- Koh; Tuang-Hock - Taichung N/A TW
- Koh; Tuang-Hock - Taichung City TW
- Koh; Tuang-Hock - Taipei TW
- Koh; Tuang-Hock - Fongyuan City Taichung County TW
- Koh; Tuang Hock - Pidemco Centre 058717 SG
| Patent | Date |
|---|---|
| Table frame Grant D932,286 - Koh October 5, 2 | 2021-10-05 |
| High chair Grant D922,786 - Koh June 22, 2 | 2021-06-22 |
| Chair Grant D922,783 - Koh June 22, 2 | 2021-06-22 |
| Chair Grant D907,391 - Koh January 12, 2 | 2021-01-12 |
| Assistance chair assembly Grant 10,722,410 - Koh | 2020-07-28 |
| Assistance Chair Assembly App 20200155388 - Koh; Tuang-Hock | 2020-05-21 |
| Seatback Grant D870,482 - Koh Dec | 2019-12-24 |
| Furniture height adjustment device Grant 10,512,334 - Koh Dec | 2019-12-24 |
| Seat Grant D815,869 - Koh April 24, 2 | 2018-04-24 |
| Seat Grant D815,870 - Koh April 24, 2 | 2018-04-24 |
| Seatback Grant D804,231 - Koh December 5, 2 | 2017-12-05 |
| Topple-proof buffering structure for a chair Grant 9,661,929 - Koh May 30, 2 | 2017-05-30 |
| Table leg assembly Grant 8,708,292 - Koh April 29, 2 | 2014-04-29 |
| Shaft assembly for screens Grant D699,992 - Koh February 25, 2 | 2014-02-25 |
| Table Leg Assembly App 20120286111 - Koh; Tuang Hock | 2012-11-15 |
| Chair Grant D668,883 - Koh October 16, 2 | 2012-10-16 |
| Collapsible desk assembly Grant 8,109,566 - Koh February 7, 2 | 2012-02-07 |
| Wall mounting stand for whiteboard Grant D648,570 - Koh November 15, 2 | 2011-11-15 |
| Multi-functional rack for a whiteboard Grant 7,942,372 - Koh May 17, 2 | 2011-05-17 |
| Collapsible Desk Assembly App 20110101740 - KOH; TUANG HOCK | 2011-05-05 |
| Stand for whiteboard Grant D626,763 - Koh November 9, 2 | 2010-11-09 |
| Table Leg Assembly App 20100176257 - Koh; Tuang-Hock | 2010-07-15 |
| Multi-functional Rack For A Whiteboard App 20100155563 - Koh; Tuang-Hock | 2010-06-24 |
| Timekeeper Device For A Laptop Computer Storage Cabinet App 20100102780 - KOH; TUANG-HOCK | 2010-04-29 |
| Notebook Cabinet App 20100079047 - Koh; Tuang Hock | 2010-04-01 |
| Chair Grant D611,740 - Koh March 16, 2 | 2010-03-16 |
| Stand for whiteboard Grant D608,113 - Koh January 19, 2 | 2010-01-19 |
| Writing table Grant D608,108 - Koh January 19, 2 | 2010-01-19 |
| Chair Grant D600,936 - Koh September 29, 2 | 2009-09-29 |
| Chair Grant D600,935 - Koh September 29, 2 | 2009-09-29 |
| Cabinet for notebook computers Grant D601,137 - Koh September 29, 2 | 2009-09-29 |
| Chair Grant D586,577 - Koh February 17, 2 | 2009-02-17 |
| Monitor support device App 20070102607 - Koh; Tuang-Hock | 2007-05-10 |
| Clamping stand Grant 7,121,516 - Koh October 17, 2 | 2006-10-17 |
| Foldable table for chair Grant 6,073,997 - Koh June 13, 2 | 2000-06-13 |
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