Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4227234 | Corona charging element | Donald A. Seanor | 1980-10-07 |
JN
Judy P. Nagel
Overall (All Time): #4,121,431 of 4,157,543Top 100%
1
Patents All Time