Inventor · disambiguated record
Wen-Han Chang
Also filed as: CHANG WEN C · CHANG WEN-HAN
14 granted patents·7 pending applications·371 citations·filing 2004–2024
92Inventor score
Files withCHANG WEN-HAN10CHICONY ELECTRONICS CO LTD3ACROX TECHNOLOGIES CO LTD2CHEN KO-AN2MACKAY MEMORIAL HOSPITAL2
Top patents by PatentIndex Score
21 records- 0197US11287907B1Touch pad moduleCHICONY ELECTRONICS CO LTD·Filed 2021·Granted Mar 29, 2022·12 cites·11 claims
- 0292US7356362B2Headset structure with built-in audio sourceCHANG WEN-HAN·Filed 2005·Granted Apr 8, 2008·152 cites·2 claims
- 0391US7607603B1Single-pull power and signal cable reelCHANG WEN-HAN·Filed 2008·Granted Oct 27, 2009·16 cites·2 claims
- 0491US7604194B2Structure of a single-pull reelACROX TECHNOLOGIES CO LTD·Filed 2008·Granted Oct 20, 2009·15 cites·3 claims
- 0591US6871812B1Multi-stages retractable coiling cord deviceFiled 2004·Granted Mar 29, 2005·104 cites·1 claims
- 0690US11435839B2Touch pad moduleCHICONY ELECTRONICS CO LTD·Filed 2021·Granted Sep 6, 2022·2 cites·13 claims
- 0788US8336688B2Thin cable retractorCHEN KO-AN·Filed 2010·Granted Dec 25, 2012·8 cites·5 claims
- 0885US7681823B2Positioning structure of a single-pull reelACROX TECHNOLOGIES CO LTD·Filed 2009·Granted Mar 23, 2010·10 cites·3 claims
- 0984US7222811B2Positioning device of a dual direction cable reelCHANG WEN-HAN·Filed 2004·Granted May 29, 2007·22 cites·1 claims
- 1070US7222812B2Positioning shaft of a dual direction cable reelCHANG WEN-HAN·Filed 2004·Granted May 29, 2007·28 cites·1 claims
- 1165US8403247B2Slider case having cable retractorCHEN KO-AN·Filed 2010·Granted Mar 26, 2013·2 cites·5 claims
- 1262US12292183B2Illuminated keyboardCHICONY ELECTRONICS CO LTD·Filed 2024·Granted May 6, 2025·0 cites·9 claims
- 1351US2022044827A1Biological infection detection method, biological infection detection and personnel control method and biological infection response systemCHANG WEN HAN·Filed 2021·Application pending·0 cites
- 1444US2009050727A1Positioning rod structure for a reelCHANG WEN-HAN·Filed 2007·Application pending·0 cites
- 1542US11938272B2Respiratory maskMACKAY MEMORIAL HOSPITAL·Filed 2020·Granted Mar 26, 2024·0 cites·11 claims
- 1642US10932704B2Device and method for measuring blood oxygen level and/or detecting brain hematomaMACKAY MEMORIAL HOSPITAL·Filed 2015·Granted Mar 2, 2021·0 cites·9 claims
- 1741US2009050099A1Positioning peg structure of a single-pull reelCHANG WEN-HAN·Filed 2007·Application pending·0 cites
- 1840US2007086613A1Multi-media loudspeaker capable of receiving and transmitting voice via the internetCHANG WEN-HAN·Filed 2005·Application pending·0 cites
- 1938US2011254766A1Computer mouse cable reel stowage deviceCHANG WEN-HAN·Filed 2010·Application pending·0 cites
- 2037US2007046631A1Computer mouse having keying deviceCHANG WEN C·Filed 2006·Application pending·0 cites
- 2137US2007080943A1Computer mouse capable of receiving and transmitting voice via the InternetCHANG WEN-HAN·Filed 2005·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →