Inventor
YU KUNQUAN
US8 patents
⚠️ This page may combine multiple inventors who share the name “YU KUNQUAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHELL OIL CO
6 patentsUS11511269B2Nov 29, 2022
Hydroprocessing catalyst having an organic additive with overlaid metals and method of making and using such catalyst
SHELL OIL CO0 citations50
US10654973B2May 19, 2020
Method for producing polycarbonate
SHELL OIL CO0 citations49
US10640609B2May 5, 2020
Method for preparing a melt polycarbonate
SHELL OIL CO0 citations49
US10315981B2Jun 11, 2019
Process for preparing a diaryl carbonate
SHELL OIL CO0 citations49
US10308586B2Jun 4, 2019
Use of composition comprising titanium or zirconium alkoxide or aryloxide in aromatic carbonate preparation process
SHELL OIL CO0 citations49
US10239994B2Mar 26, 2019
Composition comprising titanium or zirconium alkoxide or aryloxide and use thereof
SHELL OIL CO0 citations49