Issued Patents All Time
Showing 76–78 of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5979615 | Carbon--carbon composite elevator safety brakes | Mark S. Thompson, Philip H. McCluskey, David Wayne Mckee, Michael C. Lang, Fred J. Lussier +3 more | 1999-11-09 |
| 5964322 | Elevator safety brake having a plasma sprayed friction coating | Mark S. Thompson, Raymond A. Zatorski, Philip H. McCluskey, David Wayne Mckee, Michael C. Lang +3 more | 1999-10-12 |
| 5819879 | Safety brake | Michael C. Lang, Dat Nguyen, Samuel C. Wan, Richard J. Ericson, Paul Bennett +6 more | 1998-10-13 |