Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6684447 | Cleaning sponge roller | Koji Mihara, Shuki Gohda, Masao Ide, Koei Igarashi, Konomu Tokunaga | 2004-02-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6684447 | Cleaning sponge roller | Koji Mihara, Shuki Gohda, Masao Ide, Koei Igarashi, Konomu Tokunaga | 2004-02-03 |