Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4709545 | Bearing compartment protection system | Leonard W. Stevens, William A. Moore, Wayne M. Brown, Andrew A. Barnard | 1987-12-01 |
WS
William S. Siwik
Overall (All Time): #3,986,309 of 4,157,543Top 100%
1
Patents All Time