Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851673 | Secondary ion mass spectrometer | Eiichi Izumi, Eisuke Mitani, Hiroyasu Shichi | 1989-07-25 |
| 4812916 | Visual monitoring device which projects an image of a register mark onto a scanning surface for use in setting image processing conditions | Yutaka Tamura, Yuji Mizuno, Akihiro Yokota | 1989-03-14 |