Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11181328 | Heat exchanger and air conditioner | Ken Satou, Tomohiko Sakamaki, Kouju Yamada, Masanori Jindou, Tomoya Yamaguchi +3 more | 2021-11-23 |
| 11137184 | Refrigerant distributor and air conditioner | Kouju Yamada, Masanori Jindou, Ken Satou, Kohei Shiomi, Tomoki Yamayoshi | 2021-10-05 |
| 11064862 | Dishwashing system | Woo-Keun Yoon | 2021-07-20 |
| 11054192 | Heat exchanger and air conditioner | Satoshi Inoue, Shun Yoshioka, Masanori Jindou, Yoshio Oritani, Tomohiko Sakamaki +3 more | 2021-07-06 |
| 11002489 | Heat exchanger and air conditioning apparatus | Kouju Yamada, Masanori Jindou, Ken Satou, Yoshio Oritani, Tomohiko Sakamaki +1 more | 2021-05-11 |
| 10968980 | Linear extension and retraction mechanism | Woo-Keun Yoon, Daisuke Kanda | 2021-04-06 |