Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7353863 | Method of surface treating aluminum alloy base body of heat exchanger and heat exchanger produced by the method | Kengo Kobayashi, Osamu Kasebe, Hiroyoshi Sugawara, Kazuhisa Uchiyama, Kenji Karube +1 more | 2008-04-08 |
| 6698507 | Aluminum alloy heat exchanger resistive to tobacco odor impregnation | Kengo Kobayashi, Hiroyoshi Sugawara, Osamu Kasebe, Kazuhisa Uchiyama | 2004-03-02 |
| 6689481 | Aluminum alloy heat exchanger resistive to tobacco odor impregnation | Kengo Kobayashi, Hiroyoshi Sugawara, Osamu Kasebe, Kazuhisa Uchiyama | 2004-02-10 |
| 6420477 | Aqueous coating composition for metal sheets, surface-treated metal sheets and surface treating method | Ryoji Morita | 2002-07-16 |
| 5750198 | Composition and process for prepainting treatment of plastics | Osamu Furuyama, Masahiro Motozawa | 1998-05-12 |