DQ

Dongsheng QIAO

JL Johnson Matthey (Shanghai) Chemicals Limited: 3 patents #1 of 12Top 9%
JL Johnson Matthey Public Limited: 2 patents #4 of 92Top 5%
Overall (2023): #81,404 of 537,848Top 20%
3
Patents 2023

Issued Patents 2023

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11745173 Tin incorporated catalysts for gasoline engine exhaust gas treatments Hongyu Ji, Wataru KURASHIGE, Shuhei NAGAOKA, Zhou SHANG, Xiaorui ZHANG 2023-09-05
11614013 Twc catalysts for gasoline engine exhaust gas treatments Hai-Ying Chen, Hongyu Ji, Eric Tyo, Takashi Yamada, Xiang ZHENG 2023-03-28
11577234 Three-zone two-layer TWC catalyst in gasoline waste gas applications Wenjie Dong, Hongyu Ji, Yaping WAN 2023-02-14