Inventor

CHANG KUAN-FOO

TW7 patents

⚠️ This page may combine multiple inventors who share the name “CHANG KUAN-FOO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

IND TECH RES INST

5 patents

US11530133B2Dec 20, 2022

Method for recovering lithium

IND TECH RES INST2 citations69

US7410570B2Aug 12, 2008

Separating device

IND TECH RES INST5 citations58

US7407580B2Aug 5, 2008

System and method for treating carbon, nitrogen, phosphorous containing wastewater

IND TECH RES INST3 citations57

US11795080B2Oct 24, 2023

Microbial carrier and device for treating wastewater

IND TECH RES INST0 citations56

US12509376B2Dec 30, 2025

Moving bed biofilm reactor

IND TECH RES INST0 citations43

CHANG KUAN-FOO

2 patents

US8273246B2Sep 25, 2012

System and method for treating ammonia-based wastewater

CHANG KUAN-FOO3 citations57

US8057673B2Nov 15, 2011

System and method for treating wastewater containing ammonia

CHANG KUAN-FOO5 citations57