Assignee
Inventors
- Julien N. R. Callens (1 patents)
- Alfons J. S. van Biesen (1 patents)
- Bernardo Wolff (5 patents)
- Gerhard Alicke (8 patents)
- Reinhold Weber (11 patents)
- Franz-Josef Dietzen (17 patents)
- Klaus Hahn (108 patents)
US Patent 5576094 · Granted Nov 19, 1996