Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11118796 | Outdoor unit for air conditioner | Fumiaki Koike, Daiki Hirawa, Takashi Tsujiuchi, Shigeki Kamitani, Takuya Horita | 2021-09-14 |
| 10960732 | Heater device | Hideki Seki, Kimitake ISHIKAWA, Hiroyasu Oide | 2021-03-30 |
| 10913324 | Blower | Yasuhiko Niimi, Masafumi Kawashima | 2021-02-09 |