Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11596281 | Toilet device and toilet seat unit | Hideki Tamura, Hiroshi Kobayashi, Kojiro Watari, Keisuke Sakakibara | 2023-03-07 |
| 11525253 | Private part cleaning device and toilet | Hideki Tamura, Kojiro Watari | 2022-12-13 |