Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6238357 | Health appliance including an expandable chamber for stretching the toes | Takehiko Satsu | 2001-05-29 |
| 5245991 | Apparatus for supporting deep breathing and check valve for the same | — | 1993-09-21 |
| 5165393 | Deep breathing exercise apparatus | — | 1992-11-24 |