Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4852685 | Dripping sound generating apparatus | Kengo Maekawa, Yukiya Nakano, Hisahiko Tani | 1989-08-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4852685 | Dripping sound generating apparatus | Kengo Maekawa, Yukiya Nakano, Hisahiko Tani | 1989-08-01 |