Inventor · disambiguated record
Chia-Hu Chang
Also filed as: CHANG CHIA-HU
5 granted patents·1 pending application·54 citations·filing 1997–2011
78Inventor score
Top patents by PatentIndex Score
6 records- 0177US6488882B2Polyolefin materials having enhanced surface durability and methods of making the same by exposure to radiationSOLVAY ENGINEERED POLYMERS·Filed 2000·Granted Dec 3, 2002·14 cites·32 claims
- 0269US6790874B2Polyolefin materials having enhanced surface durability and methods of making the same by exposure to radiationSOLVAY ENGINEERED POLYMERS·Filed 2002·Granted Sep 14, 2004·8 cites·27 claims
- 0365US5912106AMethod for improving photoimage qualityCIBA SC HOLDING AG·Filed 1997·Granted Jun 15, 1999·30 cites·6 claims
- 0463US7847103B2Ultraviolet light absorbing ketones of 2-(2-hydroxyphenyl) benzotriazoleCHANG CHIA-HU·Filed 2008·Granted Dec 7, 2010·2 cites·14 claims
- 0542US8163934B2Ultraviolet light absorbing ketones of 2-(2-hydroxyphenyl) benzotriazoleCHANG CHIA-HU·Filed 2010·Granted Apr 24, 2012·0 cites·12 claims
- 0638US2012329885A1Ultraviolet light absorbing compounds based on benzyl substituted 2-(2- hydroxyphenyl) benzotriazolesCHANG CHIA-HU·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →