Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6450326 | Enclosed track conveyor chain assembly | Arnold R. Hoffmann, Richard Hoffmann, William E. F. Thurber, Jr., Richard Somerville | 2002-09-17 |
| 6385555 | Method and device for determining the rotational speed of a polyphase machine operating with field orientation and without a sensor | Manfred Depenbrock | 2002-05-07 |