Patents per Year
Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 8216342 | Membrane production method | Stefan Bitterlich, Hartwig Voβ, Gunter Schuch, Armin Diefenbacher, Ronald Schäfer +3 more | 2012-07-10 | |
| 8196755 | Process for producing a composite membrane | Armin Diefenbacher, Hartwig Voss, Gunter Schuch, Ingolf Voigt, Hannes Richter +1 more | 2012-06-12 | |
| 7749414 | Composite membrane | Stefan Bitterlich, Hartwig Voβ, Gunter Schuch, Armin Diefenbacher, Ronald Schäfer +3 more | 2010-07-06 | |
| 4839152 | Process for producing an aqueous solution containing chlorine dioxide and chlorine | Philip A. Vella | 1989-06-13 | $1,927,000 |
| 4268486 | Selective chromate removal from a chlorate solution | Steven A. Manke | 1981-05-19 | $2,235,000 |