Assignee
KO CHIN-SUNG
12 granted patents·12 pending applications·122 citations·filing 1993–2013
Top patents by PatentIndex Score
24 records- 0193USD360522SAttached movable trough for the umbrella ribsKO CHIN-SUNG·Filed 1993·Granted Jul 25, 1995·45 cites·1 claims
- 0285US7971595B1Central shaft control structure of self-opening/closing umbrellaKO CHIN-SUNG·Filed 2010·Granted Jul 5, 2011·14 cites·3 claims
- 0382US7281542B2Positioning structure for umbrella runnerKO CHIN-SUNG·Filed 2004·Granted Oct 16, 2007·23 cites·3 claims
- 0472US8544485B2Structure of self-closing collapsible umbrellaKO CHIN SUNG·Filed 2009·Granted Oct 1, 2013·4 cites·6 claims
- 0571US7461667B2Rib structure of a two-layer cover umbrellaKO CHIN SUNG·Filed 2006·Granted Dec 9, 2008·3 cites·2 claims
- 0667US7174906B2Foldable umbrella frame having six ribsKO CHIN-SUNG·Filed 2004·Granted Feb 13, 2007·9 cites·2 claims
- 0761US8726920B2Telescopic tube structure for automatic umbrellasKO CHIN-SUNG·Filed 2011·Granted May 20, 2014·2 cites·1 claims
- 0861USD517307SFlat umbrella shaftKO CHIN SUNG·Filed 2005·Granted Mar 21, 2006·12 cites·1 claims
- 0960US7210490B2Super mini umbrellaKO CHIN SUNG·Filed 2004·Granted May 1, 2007·2 cites·6 claims
- 1058US2008011343A1Umbrella having two shaftsKO CHIN SUNG·Filed 2006·Application pending·0 cites
- 1158US2008053500A1Three-folded umbrella with solid ribsKO CHIN SUNG·Filed 2006·Application pending·0 cites
- 1258US2008053499A1Four-folded umbrella with solid ribsKO CHIN SUNG·Filed 2006·Application pending·0 cites
- 1358US2006107981A1Foldable umbrella frame having five ribs (II)KO CHIN-SUNG·Filed 2004·Application pending·0 cites
- 1458US2006118152A1Foldable umbrella frame having five ribs (III)KO CHIN-SUNG·Filed 2004·Application pending·0 cites
- 1558US2006118153A1Foldable umbrella frame having five ribs (IV)KO CHIN-SUNG·Filed 2004·Application pending·0 cites
- 1657US2007209690A1Collapsible umbrella with small closed volumeKO CHIN-SUNG·Filed 2006·Application pending·0 cites
- 1755US2006272690A1Mini collapsible umbrellaKO CHIN-SUNG·Filed 2005·Application pending·0 cites
- 1855US2006272689A1Super flat umbrellaKO CHIN-SUNG·Filed 2005·Application pending·0 cites
- 1955US2008034554A1Soft handleKO CHIN SUNG·Filed 2006·Application pending·0 cites
- 2052US2015181992A1Elastic Force Enhancing Structure of Self-Opening/Closing UmbrellaKO CHIN-SUNG·Filed 2013·Application pending·0 cites
- 2151USD512215SUmbrella shaft having nine tubesKO CHIN-SUNG·Filed 2004·Granted Dec 6, 2005·7 cites·1 claims
- 2251US2014373886A1Contraction structure of center post of self-opening umbrellaKO CHIN-SUNG·Filed 2013·Application pending·0 cites
- 2345US8161988B2Central shaft control structure of self-opening/closing umbrellaKO CHIN-SUNG·Filed 2010·Granted Apr 24, 2012·0 cites·4 claims
- 2441US8820337B2Elastic force magnifying structure of self-opening/closing umbrellaKO CHIN SUNG·Filed 2013·Granted Sep 2, 2014·1 cites·1 claims
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