DH

Duane A. Heyman

Basf Se: 16 patents #948 of 13,826Top 7%
BW Basf Wyandotte: 12 patents #11 of 156Top 8%
Overall (All Time): #140,142 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 25 most recent of 28 patents

Patent #TitleCo-InventorsDate
6780932 Graft polyols prepared by a continuous process Mao-Yao Huang 2004-08-24
6710096 Polyether polyol for foam applications Raymond A. Neff 2004-03-23
6255431 Compositions of polytetramethylene ether glycols and polyoxy alkylene polyether polyols having a low degree of unsaturation Thomas L. Fishback, Curtis J. Reichel, Adam J. Jaglowski 2001-07-03
6172164 Process for making graft polyols using t-amyl peroxy free radical initiator John E. Davis, Joseph Gregoria 2001-01-09
6040413 Composition of polytetramethylene ether glycols and polyoxy alkylene polyether polyols having a low degree of unsaturation Thomas L. Fishback, Curtis J. Reichel, Adam J. Jaglowski 2000-03-21
5919972 Graft polymer dispersion having a third monomer and polyurethane foams having a reduced tendency to shrink prepared thereby James A. Gallagher 1999-07-06
5863959 Graft polymer dispersion having a third monomer and polyurethane foams having a reduced tendency to shrink prepared thereby James A. Gallagher 1999-01-26
5741851 Graft polymer dispersion having a third monomer and polyurethane foams having a reduced tendency to shrink prepared thereby James A. Gallagher 1998-04-21
5710220 Graft polymer dispersion having a third monomer and polyurethane foams having a reduced tendency to shrink prepared thereby James A. Gallagher 1998-01-20
5607982 Flexible open-cell polyurethane foam Theodore M. Smiecinski, Donald C. Mente 1997-03-04
5198473 Polyurethane foams of increased flame retardancy James A. Gallagher, Steven D. Gagnon 1993-03-30
5093412 Macromers for graft polyols and the polyols prepared therefrom Donald C. Mente, John E. Davis, Steven D. Gagnon 1992-03-03
RE33291 Process for the preparation of white graft polymer dispersions and flame-retardant polyurethane foams Gerhard G. Ramlow, Oscar M. Grace, Curtis J. Reichel, Robert J. Hartman 1990-08-07
4690956 Process for the preparation of graft polymer dispersions and flame-retardant polyurethane foams Gerhard G. Ramlow, Oscar M. Grace 1987-09-01
4689354 Process for the preparation of white graft polymer dispersions and flame-retardant polyurethane foams Gerhard G. Ramlow, Oscar M. Grace, Curtis J. Reichel, Robert J. Hartman 1987-08-25
4661531 Process for preparing graft polymer dispersions and polyurethanes prepared therefrom John E. Davis 1987-04-28
4568705 Graft polymer dispersion in a mixture of low molecular weight polyols and polyether polyols and polyurethane foams prepared therefrom Oscar M. Grace, Steven E. Wujcik 1986-02-04
4555527 Process for the preparation of acrylamide graft polymer dispersions 1985-11-26
4536557 Polymer dispersions and their uses 1985-08-20
4522976 Graft polymer dispersion in a mixture of low molecular weight polyols and polyether polyols and polyurethane foams prepared therefrom Oscar M. Grace, Steven E. Wujcik 1985-06-11
4503207 Process for the preparation of acrylamide graft polymer dispersions 1985-03-05
4503193 Polymer dispersions and their uses 1985-03-05
4458038 Process for the preparation of white graft polymer dispersions and flame-retardant polyurethane foams Gerhard G. Ramlow, Oscar M. Grace 1984-07-03
4458050 Polymer dispersions and their uses 1984-07-03
4454255 Process for the preparation of white graft polymer dispersions and flame-retardant polyurethane foams Gerhard G. Ramlow, Oscar M. Grace, Curtis J. Reichel, Robert J. Hartman 1984-06-12