Issued Patents All Time
Showing 26–41 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4614684 | Reinforced composite comprising resin impregnated metallized polyaramide fabric and method of making same | Harold Ebneth, Lothar Preis, Henning Giesecke | 1986-09-30 |
| 4575467 | Process for activating substrates for electroless metallization | Kirkor Sirinyan, Rudolf Merten, Henning Giesecke | 1986-03-11 |
| 4572960 | Use of metallized knitted net fabrics for protection against microwave radiation | Harold Ebneth, Hans G. Fitzky, Henning Giesecke | 1986-02-25 |
| 4568571 | Process for the adhesion-activation of polyamide substrates for electroless metallization | Kirkor Sirinyan, Rudolf Merten, Ulrich von Gizycki | 1986-02-04 |
| 4554183 | Process for pretreating polyamide substrates for electroless metallization | Kirkor Sirinyan, Rudolf Merten, Ulrich von Gizycki | 1985-11-19 |
| 4542074 | Surface metallized semiconductors | Kirkor Sirinyan, Rudolf Merten, Henning Giesecke, Uwe Claussen, Harold Ebneth | 1985-09-17 |
| 4522889 | Lightning protection composite material | Harold Ebneth, Henning Giesecke | 1985-06-11 |
| 4493861 | Process for activating substrate surfaces for currentless metallization | Kirkor Sirinyan, Henning Giesecke, Harold Ebneth, Rudolf Merten | 1985-01-15 |
| 4481249 | Metallized carbon fibres and composite materials containing these fibres | Harold Ebneth, Lothar Preis, Henning Giesecke | 1984-11-06 |
| 4472458 | Process for the production of metallized semiconductors | Kirkor Sirinyan, Rudolf Merten, Henning Giesecke, Uwe Claussen, Harold Ebneth | 1984-09-18 |
| 4440892 | Agents having a tumor-inhibiting action and their use | Bruno Bomer, Robert Bierling | 1984-04-03 |
| 4269967 | Semipermeable membranes of aromatic disulfimide containing polyamides | Klaus Elfert, Hans J. Rosenkranz | 1981-05-26 |
| 4252652 | Process of using a semi-permeable membrane of acrylonitrile copolymers | Klaus Elfert, Hans J. Rosenkranz, Francis Bentz | 1981-02-24 |
| 4245110 | Polyalkylene oxide-containing urethane polyols with sulphonic acid groups | Helmut Engelhard, Francis Bentz, Gunther Nischk | 1981-01-13 |
| 4221903 | Semipermeable membranes of heterocyclic copolyamides | Klaus Elfert, Francis Bentz, Hans Egon Kunzel | 1980-09-09 |
| 4217227 | Semipermeable membranes of copolyamides | Klaus Elfert, Francis Bentz, Hans Egon Kunzel | 1980-08-12 |