Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5645181 | Method for detecting a crane hook lifting distance | Akinori Ichiba | 1997-07-08 |
| 5618227 | Apparatus for polishing wafer | Shigeo Kumabe, Keisuke Takahashi | 1997-04-08 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5645181 | Method for detecting a crane hook lifting distance | Akinori Ichiba | 1997-07-08 |
| 5618227 | Apparatus for polishing wafer | Shigeo Kumabe, Keisuke Takahashi | 1997-04-08 |