Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4713531 | Heating element for textiles | Peter Fennekels, Walter Schumacher | 1987-12-15 |
| 4448581 | Process for washing dyed or printed textile materials | Peter Fennekels | 1984-05-15 |
| 4314804 | Process for washing dyed or printed textile material | Peter Fennekels | 1982-02-09 |