Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4869481 | Plate-like article holding device | Kazuo Takahashi, Yukio Yamane | 1989-09-26 |
| 4814625 | Exposure apparatus having gas supplying means for air blow off | — | 1989-03-21 |
SY
Shuichi Yabu
Overall (1989): #15,754 of 140,708Top 15%
2
Patents 1989