Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7651602 | Electrolyzer | Joachim Helmke, Hans-Joachim Kohnke | 2010-01-26 |
| 7240641 | Hydrogen generating apparatus and components therefor | Johnston Donald, Daniela Balan, Eugeniu Aldea, Mario De Souza | 2007-07-10 |
| 6817320 | Hydrogen generating apparatus and components therefor | Johnston Donald, Daniela Balan, Mario De Souza | 2004-11-16 |
| 6524453 | Electrode assembly | Mario De Souza | 2003-02-25 |
| 6336430 | Hydrogen generating apparatus | Mario De Souza | 2002-01-08 |
| 6332434 | Hydrogen generating apparatus and components therefor | Mario De Souza | 2001-12-25 |