Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5847221 | Method for decolorization of alkanolamines and alkyleneamines | — | 1998-12-08 |
| 5685878 | Snap fit distal assembly for an ablation catheter | Gary S. Falwell, Russell F. Collins | 1997-11-11 |
| 5611777 | Steerable electrode catheter | Russell W. Bowden, Gary S. Falwell, Richard Barry Stevens, Debbie Stevens-Wright | 1997-03-18 |
| 5331102 | Method for decolorization of alkanolamines and alkyleneamines | — | 1994-07-19 |
| 5202490 | Process for thr manufacture of diethylenetriamine and aminoethylethanolamine | Lloyd M. Burgess, David James Schreck | 1993-04-13 |
| 5202491 | Process for the manufacture of diethylenetriamine | Lloyd M. Burgess, David James Schreck | 1993-04-13 |
| 5196588 | Ethylenediamine and diethylenetriamine producers composition and method for producing same | Lloyd M. Burgess, David James Schreck | 1993-03-23 |
| 5068329 | Aminoethylethanolamine producers composition and method for producing same | Lloyd M. Burgess | 1991-11-26 |
| 5068330 | Aminoethyethanolamine and ethylenediamine producers composition and method for producing same | Lloyd M. Burgess | 1991-11-26 |
| 4977266 | Aminoethylethanolamine and ethylenediamine producers composition and method for producing same | Lloyd M. Burgess | 1990-12-11 |
| 4973692 | Aminoethylethanolamine producers composition and method for producing same | Lloyd M. Burgess | 1990-11-27 |
| 4847418 | Continuous process for preparing alkanolamines | Moinuddin Ahmed, James R. Nelson | 1989-07-11 |
| 4845296 | Process for preparing alkanolamines | Moinuddin Ahmed, James R. Nelson | 1989-07-04 |
| 4647701 | Processes for producing diethylenetriamine from monoethanolamine | — | 1987-03-03 |
| 4570019 | Method of preparing polyethylene polyamines having improved color | John W. Crandall | 1986-02-11 |
| 4400539 | Process for the manufacture of ethylenediamine | John Winters | 1983-08-23 |
| 4381223 | Process for the treatment of organic amine compositions | Moinuddin Ahmed, Michael Habenschuss | 1983-04-26 |