Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851056 | Process for producing a semi-processed non-oriented electrical steel sheet having a low watt loss and a high magnetic flux density | Kunisuke Miyoshi, Yoshiaki Shimoyama | 1989-07-25 |