Inventor · disambiguated record
Te-Chih Chang
Also filed as: CHANG TE · CHANG TE-CHIH
19 granted patents·5 pending applications·215 citations·filing 1990–2024
94Inventor score
Top patents by PatentIndex Score
24 records- 0194US5912367AHigh efficiency epoxidation processARCO CHEM TECH·Filed 1997·Granted Jun 15, 1999·96 cites·16 claims
- 0276US6066750AHigh efficiency epoxidation processARCO CHEM TECH·Filed 1998·Granted May 23, 2000·26 cites·4 claims
- 0372US6734998B2Method for determining scan line misalignmentsMUSTEK SYSTEMS INC·Filed 2000·Granted May 11, 2004·11 cites·9 claims
- 0467US7375863B2Image reading device activated by light interferenceTRANSPACIFIC OPTICS LLC·Filed 2005·Granted May 20, 2008·2 cites·20 claims
- 0560US2024258877A1Mechanical energy storage system and energy conversion methodCHANG TE CHIH·Filed 2024·Application pending·0 cites
- 0657US6414461B1Scanner that controls stepping motor torqueMUSTEK SYSTEMS INC·Filed 2000·Granted Jul 2, 2002·3 cites·7 claims
- 0756US6914167B2Vent recovery systemARCO CHEM TECH·Filed 2002·Granted Jul 5, 2005·2 cites·2 claims
- 0856US6603514B1Focus controlling method and system by evaluating a resolution indexMUSTEK SYSTEMS INC·Filed 1999·Granted Aug 5, 2003·19 cites·22 claims
- 0955US7522023B2Gyrator with feedback resistorsAMIC COMM CORP·Filed 2005·Granted Apr 21, 2009·3 cites·7 claims
- 1055US5762764APurification of acetoneARCO CHEM TECH·Filed 1996·Granted Jun 9, 1998·5 cites·4 claims
- 1154US6842269B2Image reading device by interfering light path to trigger scanning processesMUSTEK SYSTEMS INC·Filed 2001·Granted Jan 11, 2005·4 cites·13 claims
- 1253US5969845ADevice and method for determining resolution of a multiple resolution scannerMUSTEK SYSTEMS INC·Filed 1998·Granted Oct 19, 1999·19 cites·11 claims
- 1349US6611292B1Focus controlling method and system for an image capturing systemMUSTEK SYSTEMS INC·Filed 1999·Granted Aug 26, 2003·13 cites·12 claims
- 1446USRE41364EMethod for determining scan line misalignmentsTSAI YU-FEN·Filed 2006·Granted Jun 1, 2010·0 cites·22 claims
- 1541US5126505AKa oil recoveryARCO CHEM TECH·Filed 1990·Granted Jun 30, 1992·2 cites·3 claims
- 1640US2004201681A1Multimedia data file producer combining image and sound information together in data fileFiled 2001·Application pending·0 cites
- 1740US2019219037A1Power generating system operated by gravityCHANG TE CHIH·Filed 2018·Application pending·0 cites
- 1839US2005270072A1Digital phase frequency discriminatorCHANG TE-CHIH·Filed 2004·Application pending·0 cites
- 1937US7031030B2Image reading device activated by light interferenceCHEN HSI-MIN·Filed 2001·Granted Apr 18, 2006·0 cites·40 claims
- 2035US2016344260A1Livestock power generation systemCHANG TE-CHIH·Filed 2015·Application pending·0 cites
- 2133US6339482B1Control method for positioning multiple lens of scannerMUSTEK SYSTEM INC·Filed 1998·Granted Jan 15, 2002·3 cites·19 claims
- 2233US6287203B1Method and structure for coupling a step motor shaftMUSTEK SYSTEMS INC·Filed 1999·Granted Sep 11, 2001·5 cites·9 claims
- 2331US6972617B2FM demodulator including a DC offset detectorAMIC TECHNOLOGY CORP·Filed 2004·Granted Dec 6, 2005·2 cites·7 claims
- 2427US5995231AMethod for calibrating a light traveling distance in a scanning moduleMUSTEK SYSTEMS INC·Filed 1998·Granted Nov 30, 1999·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →