YS

Yu-Hwa E. Sheu

Chevron: 17 patents #241 of 4,788Top 6%
HC Huntsman Ici Chemicals: 1 patents #2 of 15Top 15%
IT ITRI: 1 patents #5,197 of 9,619Top 55%
Overall (All Time): #242,509 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6063966 Isobutylene-assisted aqueous extraction of methanol from methyl tertiary butyl ether Michael W. Peters 2000-05-16
5659091 Isobutylene-assisted aqueous extraction of methanol from methyl tertiary butyl ether Michael W. Peters 1997-08-19
5519099 Organometallic catalysts containing hydrotris(pyrazolyl) borate and cyclopentadienyl groups, and processes of employing the same Shian-Jy Wang, Yi-Chun Chen, Shu-Hua Chan, Jing-Cherng Tsai 1996-05-21
5436376 Production of tertiary butyl alcohol John R. Sanderson, Mark A. Mueller, William A. Smith 1995-07-25
5414145 Production of tertiary butyl alcohol from isobutane John R. Sanderson, Mark A. Mueller, William A. Smith 1995-05-09
5401889 Preparation of tertiary butyl alcohol by catalytic decomposition of tertiary butyl hydroperoxide John R. Sanderson, Mark A. Mueller 1995-03-28
5354430 Staged purification of contaminated propylene oxide William K. Culbreth, III, David G. Pottratz 1994-10-11
5276215 Alkylphenol synthesis using zeolites as catalysts, particularly dealuminized y-zeolites John F. Knifton, Pei-Shing E. Dai 1994-01-04
5243101 Removal of peroxide contaminants from tertiary butyl alcohol John R. Sanderson, Michael W. Peters 1993-09-07
5171896 Alkylphenol synthesis using acid-modified inorganic clay catalysts John F. Knifton 1992-12-15
5160587 Extractive distillation of propylene oxide Edward T. Marquis, George P. Speranza, William K. Culbreth, III, David G. Pottratz 1992-11-03
5154804 Removal of water, acetone and methanol from propylene oxide by extractive distillation Edward T. Marquis, George P. Speranza, William K. Culbreth, III, David G. Pottratz 1992-10-13
5154803 Purification of contaminated propylene oxide by extractive distillation Edward T. Marquis, George P. Speranza, William K. Culbreth, III, David G. Pottratz 1992-10-13
5145561 Removal of water and methanol from propylene oxide by extractive distillation Edward T. Marquis, George P. Speranza, William K. Culbreth, III, David G. Pottratz 1992-09-08
5145563 Dehydration of propylene oxide by extracting distillation William K. Culbreth, III, David G. Pottratz, Wei-Yang Su, Carter G. Naylor 1992-09-08
5139622 Purification of propylene oxide by extractive distillation Edward T. Marquis, George P. Speranza, William K. Culbreth, III, David G. Pottratz 1992-08-18
5116466 Propylene oxide purification by extractive distillation Edward T. Marquis, George P. Speranza, William K. Culbreth, III, David G. Pottratz 1992-05-26
5116467 Water and acetone removal from propylene oxide by extractive distillation Edward T. Marquis, George P. Speranza, William K. Culbreth, III, David G. Pottratz 1992-05-26
5097087 Dimerization of long-chain olefins using a fluorocarbonsulfonic acid polymer on an inert support John R. Sanderson 1992-03-17