Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6542089 | Rear mounted integrated rotary encoder | David B. Johnson, Joseph Haines, Jay Calkin, Scott L. Harris, Brian G. Russell | 2003-04-01 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6542089 | Rear mounted integrated rotary encoder | David B. Johnson, Joseph Haines, Jay Calkin, Scott L. Harris, Brian G. Russell | 2003-04-01 |