Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4403476 | Method for operating a steam turbine with an overload valve | Robert S. Couchman, Robert Spencer, John A. Booth, Russell J. Holman | 1983-09-13 |
LJ
Lloyd H. Johnson
Overall (All Time): #4,057,421 of 4,157,543Top 100%
1
Patents All Time