Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6448422 | Chromogenic compound | Patricia Sue Foxworthy-Mason, Richard Waltz Harper, Ho-Shen Lin, Jose Eduardo Lopez, Michael Enrico Richett | 2002-09-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6448422 | Chromogenic compound | Patricia Sue Foxworthy-Mason, Richard Waltz Harper, Ho-Shen Lin, Jose Eduardo Lopez, Michael Enrico Richett | 2002-09-10 |