Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9897395 | Tank for heat exchanger, and method for manufacturing the same | Shingo Oono, Michiyasu Yamamoto, Masaei Mitomi | 2018-02-20 |
| 9696099 | Heat exchanger with sealing member and protrusion between core plate and header | Osamu Hakamata, Hirotaka Ishikawa | 2017-07-04 |
| 8967404 | Device for coupling high-speed railroad cars and method for removing device | Kazuhiko Sagawa, Teruhiko Yahaba, Kazuyoshi Kitaya, Kazuki Fujii | 2015-03-03 |
| 7895831 | Exhaust emission control system and method for internal combustion engine and engine control unit | Isao Chiba, Kouji Okayasu | 2011-03-01 |
| 7670047 | Exhaust gas temperature sensor inspecting apparatus | Kouji Okayasu | 2010-03-02 |
| 7331171 | Control system and method for internal combustion engine | Isao Chiba, Ryuji Matsukado, Ryuta Matsui, Isao Kaneko | 2008-02-19 |