Assignee
CHEN CHANG-YING
20 granted patents·11 pending applications·309 citations·filing 1999–2012
Top patents by PatentIndex Score
31 records- 0193US6988616B2Tool box with a pivotable partCHEN CHANG-YING·Filed 2004·Granted Jan 24, 2006·56 cites·4 claims
- 0289US7178670B2Tool retaining seatCHEN CHANG-YING·Filed 2005·Granted Feb 20, 2007·29 cites·9 claims
- 0389US7114728B2Rapid detached connecting deviceCHEN CHANG-YING·Filed 2004·Granted Oct 3, 2006·35 cites·1 claims
- 0481US7537124B2Tool rack with locking deviceCHEN CHANG-YING·Filed 2005·Granted May 26, 2009·16 cites·7 claims
- 0581USD517394SOpener handleCHEN CHANG-YING·Filed 2004·Granted Mar 21, 2006·25 cites·1 claims
- 0680US7270235B2Removable tool boxCHEN CHANG-YING·Filed 2003·Granted Sep 18, 2007·27 cites·8 claims
- 0779US7013769B2Torque adjustable screw driverCHEN CHANG-YING·Filed 2004·Granted Mar 21, 2006·22 cites·8 claims
- 0878US7484442B1Torque adjustable screwdriver having a torque indicatorCHEN CHANG-YING·Filed 2007·Granted Feb 3, 2009·12 cites·9 claims
- 0976US7021464B2Tool boxCHEN CHANG-YING·Filed 2003·Granted Apr 4, 2006·24 cites·12 claims
- 1072US7428970B2Tool rack for tool boxesCHEN CHANG-YING·Filed 2005·Granted Sep 30, 2008·7 cites·8 claims
- 1172USD532603STool boxCHEN CHANG-YING·Filed 2005·Granted Nov 28, 2006·18 cites·1 claims
- 1271US7594333B2Gardening tool with retaining assemblyCHEN CHANG-YING·Filed 2006·Granted Sep 29, 2009·2 cites·1 claims
- 1365USD526554STool handleCHEN CHANG-YING·Filed 2004·Granted Aug 15, 2006·13 cites·1 claims
- 1463US2009077813A1Gardening tool with retaining assemblyCHEN CHANG-YING·Filed 2008·Application pending·0 cites
- 1561US7201087B2Multi-functional tool headCHEN CHANG-YING·Filed 2005·Granted Apr 10, 2007·2 cites·1 claims
- 1660US2007062831A1Safety switch of a toolboxCHEN CHANG-YING·Filed 2005·Application pending·0 cites
- 1758US2009242443A1Tool storage assemblyCHEN CHANG-YING·Filed 2008·Application pending·0 cites
- 1858US2009159467A1Tool coverCHEN CHANG-YING·Filed 2007·Application pending·0 cites
- 1955US2008128441A1Hideable toolbox handleCHEN CHANG-YING·Filed 2006·Application pending·0 cites
- 2054US7036398B2Ratchet openerCHEN CHANG-YING·Filed 2004·Granted May 2, 2006·5 cites·6 claims
- 2153USD539035STool boxCHEN CHANG-YING·Filed 2005·Granted Mar 27, 2007·8 cites·1 claims
- 2252US7578220B2Hand tool with a clutch deviceCHEN CHANG-YING·Filed 2007·Granted Aug 25, 2009·0 cites·5 claims
- 2352US2006016299A1Indicating device of tool handleCHEN CHANG-YING·Filed 2004·Application pending·0 cites
- 2451US2006157889A1Method for forming indicating device of tool handleCHEN CHANG-YING·Filed 2006·Application pending·0 cites
- 2551US2009064827A1Quick detaching combining rodCHEN CHANG-YING·Filed 2007·Application pending·0 cites
- 2648USD519733STool boxCHEN CHANG-YING·Filed 2004·Granted May 2, 2006·6 cites·1 claims
- 2747US2007044596A1Bit connectorCHEN CHANG-YING·Filed 2005·Application pending·0 cites
- 2846US2006112796A1Screwdriver with teethed headCHEN CHANG-YING·Filed 2004·Application pending·0 cites
- 2933USD515371SOpener toolCHEN CHANG-YING·Filed 2004·Granted Feb 21, 2006·1 cites·1 claims
- 3033USD432383SHandle of precision screwdriverCHEN CHANG-YING·Filed 1999·Granted Oct 24, 2000·1 cites·1 claims
- 3133US2013050596A1Auto-stereoscopic display and method for fabricating the sameCHEN CHANG-YING·Filed 2012·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →