Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4423144 | Radioenzymatic assay of catecholamines | Garland A. Johnson | 1983-12-27 |
| 4288542 | Radioenzymatic assay of catecholamines | Garland A. Johnson | 1981-09-08 |
| 4287368 | Method for preparing vanillin and composition therefor | Garland A. Johnson | 1981-09-01 |
| 4284587 | Radioenzymatic assay of catecholamines | Garland A. Johnson | 1981-08-18 |
| 4242222 | Radioenzymatic assay of catecholamines | Garland A. Johnson | 1980-12-30 |
| 4242456 | Radioenzymatic assay of catecholamines | Garland A. Johnson | 1980-12-30 |