Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6809145 | Hard surface-treating agent, stain-proofing agent and surface-treating method | Kiyoshi Okamura, Shinji Takano | 2004-10-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6809145 | Hard surface-treating agent, stain-proofing agent and surface-treating method | Kiyoshi Okamura, Shinji Takano | 2004-10-26 |