Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4861697 | Recording medium for optical data storage | Alan G. Hulme-Lowe, Vivien L. Bell | 1989-08-29 |
IF
Ian J. Ferguson
Overall (1989): #102,719 of 140,708Top 75%
1
Patents 1989