Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5665538 | Ultrasensitive microtrace procedure for monitoring the origin of a material | James Howard Slater | 1997-09-09 |
| 5643728 | Method of marking a liquid | James Howard Slater | 1997-07-01 |