Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4808879 | Post-deflection acceleration and scan expansion electron lens system | Scott A. Maxson | 1989-02-28 |
JS
John H. Sonneborn
Overall (1989): #92,782 of 140,708Top 70%
1
Patents 1989