Inventor

CHIANG CHIH-SHANG

TW4 patents

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

CHIANG CHIH-SHANG

2 patents

US8648494B2Feb 11, 2014

Uninterruptible power supply and method of energy saving thereof

CHIANG CHIH-SHANG8 citations76

US9190843B2Nov 17, 2015

Power strip

CHIANG CHIH-SHANG2 citations54

POWERTECH IND CO LTD

2 patents

US9525248B2Dec 20, 2016

Power strip

POWERTECH IND CO LTD4 citations67

US9787124B2Oct 10, 2017

Charging device

POWERTECH IND CO LTD1 citations45