Issued Patents All Time
Showing 101–125 of 144 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5256295 | Two-stage membrane process and apparatus | Johannes G. Wijmans | 1993-10-26 |
| 5256296 | Membrane process and apparatus for removing a component from a fluid stream | Johannes G. Wijmans | 1993-10-26 |
| 5205843 | Process for removing condensable components from gas streams | Jurgen Kaschemekat, Johannes G. Wijmans | 1993-04-27 |
| 5169533 | Process for recovering organic components from liquid streams | Johannes G. Wijmans | 1992-12-08 |
| 5147550 | Membrane process and apparatus for removing a component from a fluid stream | Johannes G. Wijmans, Jurgen Kaschemekat | 1992-09-15 |
| RE33994 | Pharmaceutical delivery system | James W. Brooke | 1992-07-14 |
| 5129921 | Membrane gas separation process and apparatus | Johannes G. Wijmans | 1992-07-14 |
| 5127926 | Membrane process for treating pump exhausts | Jurgen Kaschemekat | 1992-07-07 |
| 5082471 | Life support system for personnel shelter | Amulya L. Athayde, Johannes G. Wijmans | 1992-01-21 |
| 5069793 | Membrane module | Jurgen Kaschemekat, Johannes G. Wijmans | 1991-12-03 |
| 5069686 | Process for reducing emissions from industrial sterilizers | Johannes G. Wijmans | 1991-12-03 |
| 5049167 | Multilayer interfacial composite membrane | Robert P. Castro, Johannes G. Wijmans | 1991-09-17 |
| 5044166 | Refrigeration process with purge and recovery of refrigerant | Johannes G. Wijmans | 1991-09-03 |
| 5032148 | Membrane fractionation process | Johannes G. Wijmans | 1991-07-16 |
| 5030356 | Process for recovering organic components from liquid streams | Ingo Blume | 1991-07-09 |
| 5024594 | Protective clothing material | Amulya L. Athayde | 1991-06-18 |
| RE33352 | Absorption process for producing oxygen and nitrogen and solution therefor | Ian C. Roman | 1990-09-25 |
| 4952751 | Treatment of evaporator condensates by pervaporation | Ingo Blume | 1990-08-28 |
| 4943435 | Prolonged activity nicotine patch | Frank Kochinke, Carl Huang | 1990-07-24 |
| 4943475 | Multilayer composite protective fabric material and use in protective clothing | Paul Shrock | 1990-07-24 |
| 4919939 | Periodontal disease treatment system | — | 1990-04-24 |
| 4906256 | Membrane process for treatment of fluorinated hydrocarbon-laden gas streams | Carl-Martin Bell, Johannes G. Wijmans, Bernd Ahlers | 1990-03-06 |
| 4857080 | Ultrathin composite metal membranes | Jenny Louie, Peter Pfromm, Johannes G. Wijmans | 1989-08-15 |
| 4838862 | Portable controlled release osmotic infusion device | Verne Helm, Paul Shrock | 1989-06-13 |
| 4839174 | Novel transdermal nicotine patch | Frank Kochinke, Carl Huang | 1989-06-13 |