Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6488787 | Cold workable steel bar or wire and process | Tatsuro Ochi, Hideo Kanisawa, Koji Adachi, Ryuichi Seki | 2002-12-03 |
| 6475306 | Hot rolled steel wire rod or bar for machine structural use and method for producing the same | Hideo Kanisawa, Tatsuro Ochi, Koji Tanabe, Kiichiro Tsuchida | 2002-11-05 |