Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6450140 | Drum controller | Thomas Jessberger, Helmut Neuschwander | 2002-09-17 |
| 6357751 | PROTECTIVE ELEMENT FOR A SEALING ARRANGEMENT WITH AT LEAST ONE SEALING RING, SEALING ARRANGEMENT WITH SUCH A PROTECTIVE ELEMENT AS WELL AS METHOD FOR KEEPING AWAY DIRT PARTICLES FROM SUCH A SEALING ARRANGEMENT | — | 2002-03-19 |