DN

Daniel Yuk-Kwan Ngan

Shell Oil Compny: 3 patents #1,070 of 4,423Top 25%
📍 Houston, TX: #6,659 of 21,073 inventorsTop 35%
🗺 Texas: #40,946 of 125,132 inventorsTop 35%
Overall (All Time): #1,612,287 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6632351 Thermal cracking of crude oil and crude oil fractions containing pitch in an ethylene furnace Pui-Yuen Jeffrey Chan, Arthur James Baumgartner 2003-10-14
6626424 Quench nozzle Louis Edward Stein, Richard Addison Sanborn, Raul Jasso Garcia, Sr. 2003-09-30
6376732 Wetted wall vapor/liquid separator Richard Addison Sanborn, Louis Edward Stein, Raul Jasso Garcia, Sr., Vance Jordan Grieshop 2002-04-23