Assignee
CHEN CHAO-KEN
8 granted patents·8 pending applications·150 citations·filing 1996–2011
Top patents by PatentIndex Score
16 records- 0197US7980519B2Telescopic adjustable positioning deviceCHEN CHAO-KEN·Filed 2008·Granted Jul 19, 2011·70 cites·12 claims
- 0293US8496295B2Rotary elbow with double shaftCHEN CHAO-KEN·Filed 2010·Granted Jul 30, 2013·23 cites·10 claims
- 0381US8641007B2Exhibiting rackCHEN CHAO-KEN·Filed 2010·Granted Feb 4, 2014·11 cites·17 claims
- 0473US7140306B2Auxiliary table plate device with elevation adjusting deviceCHEN CHAO KEN·Filed 2004·Granted Nov 28, 2006·21 cites·17 claims
- 0572USD390713SChairCHEN CHAO KEN·Filed 1996·Granted Feb 17, 1998·17 cites·1 claims
- 0668US7198326B2Desk and chair interchangeable deviceCHEN CHAO KEN·Filed 2006·Granted Apr 3, 2007·2 cites·8 claims
- 0761US8251453B2Adjustable armrest support of chairCHEN CHAO-KEN·Filed 2010·Granted Aug 28, 2012·3 cites·7 claims
- 0858US2007216268A1Desk with two desk platesCHEN CHAO-KEN·Filed 2007·Application pending·0 cites
- 0958US2008042527A1Table for hiding displayCHEN CHAO-KEN·Filed 2007·Application pending·0 cites
- 1056US2009087251A1Telescopic deviceCHEN CHAO-KEN·Filed 2008·Application pending·0 cites
- 1154US2010051211A1Partition SystemCHEN CHAO-KEN·Filed 2009·Application pending·0 cites
- 1245US2012274113A1Adjustable ChairCHEN CHAO-KEN·Filed 2011·Application pending·0 cites
- 1345US2011088497A1Unified positioning control mechanism for two telescoping rodsCHEN CHAO-KEN·Filed 2010·Application pending·0 cites
- 1445US2012274114A1Adjustment Device for ChairsCHEN CHAO-KEN·Filed 2011·Application pending·0 cites
- 1540US2011182534A1Positionable ball bearingCHEN CHAO-KEN·Filed 2010·Application pending·0 cites
- 1639USD431134STable standCHEN CHAO KEN·Filed 1999·Granted Sep 26, 2000·3 cites·1 claims
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