Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7001501 | Method for etching at least one ion track to a pore in a membrane and electrolyte cell for preparing the membrane | Yu Pavel Apel, Yuri Evgenievich Korchev, Zuzanna Siwy, Masaru Yoshida | 2006-02-21 |
| 4826292 | Diffusion plate having predetermined divergence angle | Enrique Pfeng, Dieter Burchner | 1989-05-02 |
| 4778657 | Apparatus for determining the characteristics of particles suspended in liquids | — | 1988-10-18 |
| 4725332 | Method for monitoring microhole growth during production of microholes having a predetermined diameter | — | 1988-02-16 |
| 4668957 | Amorphous glass matrix containing aligned microscopically thin metal conductors | — | 1987-05-26 |
| 4613351 | Solid material having special electrical properties and a method for its preparation | — | 1986-09-23 |
| 4369370 | Method for producing nuclear traces or microholes originating from nuclear traces of an individual ion | — | 1983-01-18 |
| 4338164 | Method for producing planar surfaces having very fine peaks in the micron range | — | 1982-07-06 |
| 4314894 | Method of making a magnetic memory layer | Christoph Schmelzer, Jens-Peter Krumme, Klaus Witter, Heinrich Heitmann | 1982-02-09 |
| 4274935 | Magnetic memory layer | Christoph Schmelzer, Jens-Peter Krumme, Klaus Witter, Heinrich Heitmann | 1981-06-23 |