Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8017904 | Rotary encoder in which an absolute position is defined using reference mark signals produced by each of at least two readheads and method of operating the same | Joel Barnabas Chase, Peter G Holden | 2011-09-13 |