Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4479809 | Apparatus for gasifying coal including a slag trap | Warren G. Schlinger | 1984-10-30 |
EJ
Everett M. Johnson
Overall (All Time): #4,043,310 of 4,157,543Top 100%
1
Patents All Time