BC

Biau-Hung Chang

QC Quantum Chemical: 9 patents #2 of 91Top 3%
AO Ashland Oil: 8 patents #27 of 284Top 10%
NC National Distillers And Chemical: 4 patents #28 of 115Top 25%
CR Crompton: 2 patents #47 of 231Top 25%
CH Chemtura: 1 patents #77 of 174Top 45%
📍 Worthington, OH: #20 of 449 inventorsTop 5%
🗺 Ohio: #2,504 of 73,341 inventorsTop 4%
Overall (All Time): #175,011 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #TitleCo-InventorsDate
8592530 Copolyester polyols, prepolymers, and polyurethane elastomers formed therefrom and processes for making same 2013-11-26
6465559 Sizing composition Ibrahim S. Bechara, Pavel Ilmenev 2002-10-15
6339125 Cationic polyurethane dispersion and composition containing same Ibrahim S. Bechara, Pavel Ilmenev 2002-01-15
5344886 Process for making graft propylene polymers Leslie Wild, James A. Hinnenkamp 1994-09-06
5344888 Process for making graft propylene polymers Leslie Wild, James A. Hinnenkamp, Webster W. Kiang 1994-09-06
5270411 Process for making an aliphatic polyester by copolymerizing a cyclic ketene acetal and an olefin and the polyester product thereof Thomas S. Brima 1993-12-14
5219930 Process for converting vinyl alcohol polymers to poly(keto-esters) therefrom Jack Kwiatek, Thomas S. Brima 1993-06-15
5140080 Process for converting polyketones to poly(keto-esters) 1992-08-18
5064912 Process for oxidizing polymers derived from unsaturated ketones Jack Kwiatek 1991-11-12
5064932 Poly(keto-esters) Lester Y. Lee, Jack Kwiatek 1991-11-12
4957997 Process for converting polyketones containing pendant functional groups to polyesters Jack Kwiatek 1990-09-18
4929711 Process for converting polyketones to polyesters Lester Y. Lee, Jack Kwiatek 1990-05-29
4798872 Alkylene phosphonate acid ester polyols Anil B. Goel 1989-01-17
4788325 Conversion of an allylic ether to its corresponding carbonyl compound 1988-11-29
4743401 Conversion of an allylic ether to its corresponding acetal Ronnie M. Hanes 1988-05-10
4681708 Process for converting an alkoxyalkadiene to an alkyl dialkoxyalkanoate 1987-07-21
4681709 Alkyl 9-alkoxy-7-nonenoates Ronnie M. Hanes 1987-07-21
4661623 Method of producing methyl formate from methanol and carbon monoxide using anionic group VIII metal cataysts Robert A. Grimm, Bhupendra Chandrashanker Trivedi 1987-04-28
4618707 Preparation of menthane diisocyanate by addition of isocyanic acid to terpinyl monoisocyanates Robert A. Grimm, Jai H. Kyung, Phyllis L. Brusky, Joseph G. Holehouse 1986-10-21
4547595 Method of reactivating Group VIII anionic hydroformylation catalysts 1985-10-15
4539306 Use of mixed metal catalysts in the hydroformylation of olefins to produce linear aldehydes and alcohols 1985-09-03
4506101 Process for the hydroformylation of olefins to produce linear aldehydes and alcohols 1985-03-19
4465635 Manufacture of palladous carboxylates Anil B. Goel 1984-08-14
4453019 Use of mixed metal catalysts in the hydroformylation of olefins to produce linear aldehydes and alcohols 1984-06-05