Chang; Wang-Kuan

Patent Applications and Registrations

Patent applications and USPTO patent grants for Chang; Wang-Kuan.The latest application filed is for "electrodialysis module and electrodialysis system".

Company Profile

1.12.12

Chang; Wang-Kuan - Hsinchu TW
Chang; Wang-Kuan - Hsinchu City TW
Chang; Wang-Kuan - Keelung TW

*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
Electrodialysis module and electrodialysis system Grant 10,688,438 - Hu , et al.	2020-06-23
Electrodialysis Module And Electrodialysis System App 20180280882 - Hu; Po-Yu ; et al.	2018-10-04
Method and apparatus for hydrolyzing organic solid Grant 9,340,442 - Chen , et al. May 17, 2	2016-05-17
Method And Apparatus For Hydrolyzing Organic Solid App 20160009584 - CHEN; Shing-Der ; et al.	2016-01-14
Method and apparatus for hydrolyzing organic solid Grant 9,169,135 - Chen , et al. October 27, 2	2015-10-27
System and method for treating ammonia-based wastewater Grant 8,273,246 - Chang , et al. September 25, 2	2012-09-25
Method And Apparatus For Hydrolyzing Organic Solid App 20120055884 - Chen; Shing Der ; et al.	2012-03-08
System And Method For Treating Ammonia-based Wastewater App 20100163482 - Chang; Kuan-Foo ; et al.	2010-07-01
Membrane Cleaning Method And Apparatus App 20100089829 - Chen; Chien-Hung ; et al.	2010-04-15
Biological membrane filtration system for water treatment and a water treatment process Grant 7,288,197 - Shao , et al. October 30, 2	2007-10-30
Apparatus for reduction of biological wasted sludge Grant 7,160,442 - Horng , et al. January 9, 2	2007-01-09
Biological membrane filtration system for water treatment and a water treatment process App 20060131230 - Shao; Hsin ; et al.	2006-06-22
Method of arsenic immobilization in crystalline form from water Grant 7,045,066 - Lee , et al. May 16, 2	2006-05-16
Method for treating wastewater/water with membrane bioreactor Grant 6,982,037 - Horng , et al. January 3, 2	2006-01-03
Method for treating wastewater/water with fixed-film microorganism on porous carriers Grant 6,855,255 - Horng , et al. February 15, 2	2005-02-15
Apparatus for recuction of biological wasted sludge App 20050023202 - Horng, Ren-Yang ; et al.	2005-02-03
Method of arsenic immobilization in crystalline form from water App 20040222162 - Lee, Mao-Sung ; et al.	2004-11-11
Membrane bioreactor using non-woven fabric filtration Grant 6,808,628 - Chang , et al. October 26, 2	2004-10-26
Method for treating wastewater/water with fixed-film microorganism on porous carriers App 20040144720 - Horing, Ren-Yang ; et al.	2004-07-29
Method for treating wastewater/water with membrane bioreactor App 20040079701 - Horng, Ren-Yang ; et al.	2004-04-29
Floated biological treatment apparatus and process for purifying refractory wastewater or raw water Grant 6,682,653 - Chuang , et al. January 27, 2	2004-01-27
Membrane bioreactor using non-woven fabric filtration App 20030192825 - Chang, Wang-Kuan ; et al.	2003-10-16
Floated biological treatment apparatus and process for purifying refractory wastewater or raw water App 20030080054 - Chuang, Shun-Hsing ; et al.	2003-05-01

uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.

While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.

All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.