Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6752975 | Combustion exhaust gas treatment process and treatment apparatus | Toshio Ohi, Yoshiharu Mizuno, Tatsuharu Arai, Tsunekichi Kuriyama, Yasuaki Toyomasu +1 more | 2004-06-22 |
| 6699936 | Rubber composition for hose and hose | Shigeru Fujita, Toshio Ohkawa | 2004-03-02 |
| 6689843 | Acrylic rubber composition, crosslinkable acrylic rubber composition, and crosslinked object obtained therefrom | Isao Kubota, Daisuke Tsugawa | 2004-02-10 |
| 6684659 | Refrigerator and defrosting heater | Masaaki Tanaka, Takeshi Shimizu | 2004-02-03 |