Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10422589 | Heat exchanger tube | Amane Yamamoto, Akio Oosawa | 2019-09-24 |
| 9551313 | Engine cold start warmup method | — | 2017-01-24 |
| 9403201 | Method for manufacturing flat pipe | Masayuki Okano | 2016-08-02 |
| 8079409 | EGR cooler | Yoji Yamashita | 2011-12-20 |
| 5383783 | Substrate handling apparatus | — | 1995-01-24 |