Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7819989 | Surface treating solution for surface treatment of aluminum or magnesium metal and a method for surface treatment | Michiro Kurosawa, Takaomi Nakayama, Hiroyuki Sato, Tadashi Matsushita, Eisaku Okada +2 more | 2010-10-26 |
| 7422629 | Nonsludging zinc phosphating composition and process | Jun Kawaguchi, Tomoyuki Manmi | 2008-09-09 |
| 6361623 | Method for phosphatizing iron and steel | Manabu Kumagaya, Takaomi Nakayama | 2002-03-26 |
| 6318139 | Waterborne lubricant for the cold plastic working of metals | Kazutomo Miyafuji, Kenji Karube | 2001-11-20 |
| 5028906 | Humidity sensor | Yoshio Moriya, Ryuji Kojima, Kentaro Nagano, Yasuo Imai, Yasunobu Matsushima | 1991-07-02 |