Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1091812 | Snorkel | — | 2025-09-02 |
| D1004685 | Dive mask | — | 2023-11-14 |
| D929569 | Full face snorkel mask | — | 2021-08-31 |
| D905231 | Snorkel | — | 2020-12-15 |
| D886773 | Bluetooth audio | Huijun Lin | 2020-06-09 |
| 10549828 | Foldable breathing mask | — | 2020-02-04 |
| D860169 | Fastener for bluetooth audio | Huijun Lin | 2019-09-17 |
| 8784060 | Centrifugal fan | Toru Iwata | 2014-07-22 |
| 8512004 | Propeller fan | Suguru Nakagawa | 2013-08-20 |
| 8356659 | Air conditioner | Hiroshi Ohmae, Toshihiro Kizawa | 2013-01-22 |
| 7998231 | Air purifier | Yasuhiro Oda, Tooru Fujimoto | 2011-08-16 |
| 7172387 | Fan guard for blower unit | Jiro Yamamoto | 2007-02-06 |
| 6113353 | Axial fan | Seiji Sato, Tadashi Ohnishi | 2000-09-05 |