Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1076863 | Wearable speaker | — | 2025-05-27 |
| D1076864 | Wearable speaker | — | 2025-05-27 |
| D1065129 | Wearable speaker | — | 2025-03-04 |
| D719565 | Portable computer | So Suzuki, Takashi Tsukahara | 2014-12-16 |
| D719151 | Portable computer | So Suzuki, Takashi Tsukahara | 2014-12-09 |
| 7132003 | Air clean apparatus | Shoji Hirayama | 2006-11-07 |
| 6179358 | Mobile hospital system | Nobuhiko Hirota | 2001-01-30 |