Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8434441 | Joining device for an actuating lever and supporting element of a valve operating mechanism of an internal combustion engine | Manfred Günthner, Stephen Ernstberger, Franz-Holger Woitowitz | 2013-05-07 |
| 6651329 | Method of making a lever-type cam follower | Walter Speil | 2003-11-25 |
| 6341587 | Lever-type cam follower for a valve train of an internal combustion engine | Walter Speil, Arndt Ihlemann | 2002-01-29 |