Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4451942 | Local washing device of flush toilet | Yoshio Hirano, Noriyuki Tokunaga, Takumi Urayama | 1984-06-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4451942 | Local washing device of flush toilet | Yoshio Hirano, Noriyuki Tokunaga, Takumi Urayama | 1984-06-05 |