Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8407838 | Automatic fecal and urinary treatment device | Minoru Nakamura, Do Hyun Ok | 2013-04-02 |
| 8402573 | Toilet unit for use in a supine position | Minoru Nakamura, Do Hyun Ok | 2013-03-26 |
| 8196230 | Automatic treating device for urination and defecation | Minoru Nakamura, Do Hyun Ok | 2012-06-12 |