Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5472492 | Organic azo-pigment coated lithopone | Michael T. Issel, Derek W. Bannister, Quilin Wang, Xiang Zhong, Guiping Xiao | 1995-12-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5472492 | Organic azo-pigment coated lithopone | Michael T. Issel, Derek W. Bannister, Quilin Wang, Xiang Zhong, Guiping Xiao | 1995-12-05 |