Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8309275 | Membrane electrode assembly (MEA), method for its manufacturing and a method for preparing a membrane to be assembled in a MEA | Hans-Peter Brack, Lorenz Gubler | 2012-11-13 |
| 7351775 | Ion conductive membrane made from a block copolymer and methods of making a block copolymer | Gerhard Maier, Chong Kyu Shin | 2008-04-01 |
| 5656386 | Electrochemical cell with a polymer electrolyte and process for producing these polymer electrolytes | Felix Buchi, Bhuvanesh GUPTA | 1997-08-12 |
| 4619753 | Bipolar plate for an apparatus with a stacked configuration, said apparatus comprised of a plurality of electrochemical cells with solid electrolyte; and method of manufacturing said plate | Hans-Jorg Christen, Hubert Devantay, Claude Schellenberg, Samuel Stucki | 1986-10-28 |
| 4597846 | Depassivation layer on an electrode of an electrochemical cell | Eric Killer | 1986-07-01 |
| 4546010 | Process for producing an electrically conductive layer on the surface of a solid-body electrolyte, and electrically conductive layer | Eric Killer, Samuel Stucki | 1985-10-08 |