Chang; Ching-Jen

Patent Applications and Registrations

Patent applications and USPTO patent grants for Chang; Ching-Jen.The latest application filed is for "multipath switching system having adjustable phase shift array".

Company Profile

0.11.8

Chang; Ching-Jen - New Taipei TW
Chang; Ching-Jen - New Taipei City TW
Chang; Ching-Jen - Ambler PA
Chang; Ching-Jen - Chalfont PA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Multipath switching system having adjustable phase shift array Grant 9,634,389 - Tseng , et al. April 25, 2	2017-04-25
Multipath Switching System Having Adjustable Phase Shift Array App 20140139373 - Tseng; Ming-Chien ; et al.	2014-05-22
Triggered response compositions Grant 7,932,222 - Guo , et al. April 26, 2	2011-04-26
Process for manufacturing polymers Grant 7,312,259 - Adamo , et al. December 25, 2	2007-12-25
Polymers and process for controlling rheology of aqueous compositions App 20050075266 - Chang, Ching-Jen ; et al.	2005-04-07
Process for manufacturing polymers App 20050043453 - Chang, Ching-Jen ; et al.	2005-02-24
Process for manufacturing polymers App 20050043458 - Adamo, Joseph Robert ; et al.	2005-02-24
Multi-stage polymer compositions having a triggered response App 20040110891 - Guo, Hailan ; et al.	2004-06-10
Triggered response compositions App 20040030034 - Chang, Ching-Jen ; et al.	2004-02-12
Triggered response compositions App 20030164476 - Guo, Hailan ; et al.	2003-09-04
Method for preparing ultraviolet radiation-absorbing compositions Grant 6,384,104 - Chang , et al. May 7, 2	2002-05-07
Method For Inhibiting Corrosion In An Aqueous Aerosol Or Foam Hair Styling Composition App 20010003581 - CHANG, CHING-JEN ; et al.	2001-06-14
Stiff-feel hair styling compositions Grant 6,214,328 - Chang , et al. April 10, 2	2001-04-10
Crosslinked poly(amino acids) and method of preparation Grant 5,955,549 - Chang , et al. September 21, 1	1999-09-21
Superabsorbent polymeric compositions and process for producing the same Grant 4,914,170 - Chang , et al. April 3, 1	1990-04-03
Process for thickening with copolymers of alkyl poly (oxyalkylene) itaconic di-esters Grant 4,663,385 - Chang , et al. May 5, 1	1987-05-05
Alkyl poly(oxyalkylene) esters of acrylate oligomers and copolymers thereof for thickening purposes Grant 4,429,097 - Chang , et al. January 31, 1	1984-01-31
Acrylamide containing emulsion copolymers for thickening purposes Grant 4,423,199 - Chang , et al. December 27, 1	1983-12-27
Alkyl, poly(oxyethylene) poly(carbonyloxyethylene) acrylate emulsion copolymers for thickening purposes Grant 4,421,902 - Chang , et al. December 20, 1	1983-12-20

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