Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11255618 | Flat extruded aluminum multi-port tube whose inner surface is highly corrosion-resistant and an aluminum heat exchanger using the tube | Shinichi Nakamura, Naoki Yamashita, Seiichi Nagao, Satoshi Shibata, Takeshi Okinotani +2 more | 2022-02-22 |
| 10337808 | Condenser | Takeshi Okinotani, Etsuo Hasegawa | 2019-07-02 |