Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885283 | Phosphinic acid derivatives | Michael J. Broadhurst, Balraj K. Handa, Geoffrey Lawton, Peter J. Machin | 1989-12-05 |
WJ
William Henry Johnson
Overall (1989): #43,974 of 140,708Top 35%
1
Patents 1989