Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6440234 | Martensitic stainless steel products | Hisashi Amaya, Toshiro Anraku | 2002-08-27 |
| 6210806 | Martensitic stainless steel having oxide scale layers | Toshiro Anraku, Hisashi Amaya | 2001-04-03 |