Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6718979 | Oxygen mask assembly | Danny Britt, Michael Henigman | 2004-04-13 |
| 5218176 | Custom featherlight musical speaker enclosures | — | 1993-06-08 |
| 4453944 | Dye stable to dyeing, processes for producing it, and its use for dyeing and printing synthetic and semi-synthetic fibre materials | Peter Liechti, Antoine Clement, Peter Eugster | 1984-06-12 |
| 4443250 | Process of producing sponge iron by a direct reduction of iron oxide-containing materials | Lothar Reh, Martin Hirsch, Wolfram Schnabel, Harry Serbent | 1984-04-17 |