Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10487379 | High-carbon steel wire rod with excellent wire drawability | Makoto Okonogi | 2019-11-26 |
| 10457998 | Wire rod for non heat-treated mechanical part, steel wire for non heat-treated mechanical part, and non heat-treated mechanical part | Makoto Okonogi, Tatsusei TADA | 2019-10-29 |
| 10435765 | Wire rod for high strength steel cord | Makoto Okonogi | 2019-10-08 |
| 10174399 | High carbon steel wire rod and method for manufacturing same | Makoto Okonogi | 2019-01-08 |