Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10352629 | Heat exchange element | Masaru Takada, Hajime Sotokawa, Takanori Imai, Mitsuhiko Ohira, Hidemoto Arai +5 more | 2019-07-16 |
| 9903669 | Heat exchange element and air conditioner | Hajime Sotokawa, Masaru Takada, Takanori Imai, Mitsuhiko Ohira, Fumiaki Baba +5 more | 2018-02-27 |
| 9863710 | Laminated total heat exchange element | Koji Kise, Masaru Shinozaki, Masaru Takada, Hajime Sotokawa, Hidemoto Arai | 2018-01-09 |
| 9664452 | Heat exchange element | Masaru Takada, Hajime Sotokawa, Takanori Imai, Mitsuhiko Ohira, Hidemoto Arai +5 more | 2017-05-30 |
| 9664457 | Total heat exchange element and manufacturing method thereof | Masaru Takada, Shinya Tokizaki, Hajime Sotokawa, Takanori Imai, Hidemoto Arai | 2017-05-30 |