Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7998240 | Process of preventing as elution from copper slag | Tetsuo Yamaki | 2011-08-16 |
| 7944203 | Corrosion evaluation device and corrosion evaluation method | Hiroaki Hatanaka, Minoru Tagami | 2011-05-17 |