Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4803010 | Water-soluble viscosity increasing agent and detergent composition containing the same | Hidekazu Ogino, Hiroshi Kamitani, Jun Kamegai, Hajime Hirota, Tomihiro Kurosaki | 1989-02-07 |