Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7232528 | Surface treatment agent for copper and copper alloy | Akira Hosomi, Kenichi Moriyama, Kenichi Takahashi, Atsushi Hosoda, Kazuhiko Ikeda | 2007-06-19 |
| 6491807 | Process for producing sodium persulfate | Kenichi Kimizuka, Shoichiro Kajiwara, Takamitsu Tsuruga | 2002-12-10 |