Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4906530 | Grain oriented electromagnetic steel sheets having a very low iron loss | Yasuhiro Kobayashi, Hirotake Ishitobi, Shiqeko Sujita, Norio Takahashi, Hisanao Nakahara +1 more | 1990-03-06 |