Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5686742 | CCD type solid state image pickup device having high charge transfer efficiency | — | 1997-11-11 |
| 5657816 | Method for regulating flow of molten steel within mold by utilizing direct current magnetic field | Hiroshi Harada, Takehiko Toh, Takanobu Ishii | 1997-08-19 |