Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12287156 | Partition plate, total heat exchange element and total heat exchanger including partition plate, and method for producing partition plate | Tasuku Izutani, Takumi OHO, Hajime Sotokawa, Xin Wang | 2025-04-29 |
| 11644248 | Total heat exchange element and total heat exchanger | Hajime Sotokawa | 2023-05-09 |
| 11095179 | Thermosetting resin composition, stator coil obtained using same, and rotating electric machine | Takahiro Mabuchi, Azusa OSAWA, Motoki Masaki | 2021-08-17 |
| 10352629 | Heat exchange element | Masaru Takada, Hajime Sotokawa, Yuichi Ishimaru, Takanori Imai, Mitsuhiko Ohira +5 more | 2019-07-16 |
| 9903669 | Heat exchange element and air conditioner | Yuichi Ishimaru, Hajime Sotokawa, Masaru Takada, Takanori Imai, Mitsuhiko Ohira +5 more | 2018-02-27 |
| 9664457 | Total heat exchange element and manufacturing method thereof | Masaru Takada, Hajime Sotokawa, Yuichi Ishimaru, Takanori Imai, Hidemoto Arai | 2017-05-30 |
| 9664452 | Heat exchange element | Masaru Takada, Hajime Sotokawa, Yuichi Ishimaru, Takanori Imai, Mitsuhiko Ohira +5 more | 2017-05-30 |