Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8776829 | Valve apparatus and water heating apparatus | Shigeo Sugie, Makoto Hamada | 2014-07-15 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8776829 | Valve apparatus and water heating apparatus | Shigeo Sugie, Makoto Hamada | 2014-07-15 |