Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8659311 | Test apparatus and test method | Hiroshi Sakata | 2014-02-25 |
| 8278957 | Circuit board unit and testing apparatus | Hiroshi Sakata | 2012-10-02 |
| 5437960 | Process for laminating photosensitive layer | Hiroshi Nagate, Hiroya Endo | 1995-08-01 |