Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4845929 | Cutter-trimmer of walk-behind type | Keiichi Sanpei, Tetsuya Nishida | 1989-07-11 |
| 4832474 | Microscope apparatus for examining wafer | Makoto Yoshinaga, Yoichi Iba, Noriyuki Miyahara, Terumasa Morita, Takashi Nagano | 1989-05-23 |