Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11494739 | Exchanging messages during a chat session | Nobuyuki Ishikawa, Kazuhiro Konno, Akira Saitoh, Hayato Uenohara | 2022-11-08 |
| 11320154 | Hot-water supply apparatus | Atsushi Fukaya | 2022-05-03 |
| 11306981 | Heat exchanger | Yoshio Goto, Daisuke Naito | 2022-04-19 |