Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8741445 | Aluminum or aluminum alloy material having surface treatment coating film, and method for treating a surface thereof | Yoshiyuki Okamoto, Kenji Nakamura, Takayuki Hirose, Osamu Kasebe, Shin Nishiya +1 more | 2014-06-03 |
| 6723178 | Process for forming a phosphate conversion coating on metal | Yasuhiko Nagashima, Takaomi Nakayama | 2004-04-20 |