Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8012272 | Tool steels and manufacturing method thereof | — | 2011-09-06 |
| 8003914 | Butt welding system of steel plate and butt welding method of steel plate | Masahiro Nishio, Masaki Tanzawa, Masako Hida, Keiichi Kashiwabara, Shuuji Sakemi | 2011-08-23 |
| 7911629 | Image resolution and text conversion management | — | 2011-03-22 |