Schulze; Helmut
Patent Applications and Registrations
Patent applications and USPTO patent grants for Schulze; Helmut.The latest application filed is for "cellulose dialysis membrane with improved biocompatibility".
- Schulze; Helmut - Wuppertal DE
- Schulze; Helmut - Ober-Ramstadt DE
- Schulze; Helmut - Aschaffenburg DE
- Schulze; Helmut - Erlenbach DT
| Patent | Date |
|---|---|
| Cellulose dialysis membrane with improved biocompatibility Grant 4,772,393 - Pelger , et al. September 20, 1 | 1988-09-20 |
| Production of cellulose dialysis membrane with improved biocompatibility Grant 4,741,927 - Pelger , et al. May 3, 1 | 1988-05-03 |
| Dialysis membrane of modified cellulose with improved biocompatibility Grant 4,668,396 - Baurmeister , et al. May 26, 1 | 1987-05-26 |
| Embedding mass of polyurethane Grant 4,391,964 - Wick , et al. July 5, 1 | 1983-07-05 |
| Method and circuit arrangement for controlling an asynchronous motor supplied from a static frequency changer Grant 4,263,542 - Schulze , et al. April 21, 1 | 1981-04-21 |
| Polyurethanes from trans-cyclohexane-1,4-diisocyanate Grant 4,256,869 - Schulze , et al. March 17, 1 | 1981-03-17 |
| Process For Production Of An Artificial Leather And Product Grant 3,645,775 - Schulze , et al. February 29, 1 | 1972-02-29 |
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