Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4335997 | Stress resistant hybrid radial turbine wheel | Bruce A. Ewing | 1982-06-22 |
LL
Leonard C. Lindgren
Overall (All Time): #4,071,714 of 4,157,543Top 100%
1
Patents All Time