TT

Tong Cheng Tsai

PT Polytronics Technology: 8 patents #12 of 58Top 25%
Overall (All Time): #612,840 of 4,157,543Top 15%
8
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11992053 Vaporizing apparatus and vaporizer thereof Po-Chih SHEN, Yu Sian Jhou 2024-05-28
11800895 Vaporizing apparatus and vaporizer thereof Po-Chih SHEN, David Shau Chew Wang, Yu-Sian Jhuo 2023-10-31
9653192 PTC composition and over-current protection device containing the same Chien Cheng Ho, Kuo-Chang Lo, Yi-An Sha 2017-05-16
9224525 Over-current protection device and circuit board structure containing the same Wen Feng Lee, Chun Teng Tseng, Chi Jen Su, Yi-An Sha 2015-12-29
9147509 Radial-leaded over-current protection device Fu Hua Chu, Yi-An Sha, En Tien Yang 2015-09-29
8421584 Over-current protection device and method for manufacturing the same Yi-An Sha, David Shau Chew Wang, Fu Hua Chu 2013-04-16
7965479 Over-current and over-voltage protection assembly apparatus Pao Hsuan Chen, Ching Han Yu 2011-06-21
7708912 Variable impedance composition Pao Hsuan Chen, David Shau Chew Wang 2010-05-04