Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5289260 | Pattern defect detection device and a spatial frequency filter used therein | Toshimasa Tomoda, Hitoshi Tanaka, Nobuyuki Kosaka, Toyomi Ohshige | 1994-02-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5289260 | Pattern defect detection device and a spatial frequency filter used therein | Toshimasa Tomoda, Hitoshi Tanaka, Nobuyuki Kosaka, Toyomi Ohshige | 1994-02-22 |