Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5163974 | Process for manufacturing fiber structure plates for positive and negative electrodes | Otwin Imhof, Holger Kistrup, Claus Schneider | 1992-11-17 |
| 4835015 | Process for electroless metallization of sheetlike textile substrates | Holger Kistrup, Gabor Benczur-Urmossy | 1989-05-30 |
| 4250236 | Additive for activating iron electrodes in alkaline batteries | Gerhard Berger | 1981-02-10 |