Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9376737 | Method for producing zinc alloy | Tokuji Okumura, Masahito Mutou, Taiji Mizuta, Yasunari Mizuta, Shinji Saeki +2 more | 2016-06-28 |
| 9283634 | Arc welding method and arc welding apparatus | Masahito Mutou, Tokuji Okumura, Takanori Suzuki, Shinya Oyama | 2016-03-15 |