OC

Osvaldo F. Chierici

HO Holland: 5 patents #5 of 76Top 7%
🗺 Illinois: #13,022 of 84,256 inventorsTop 20%
Overall (All Time): #768,194 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
RE33667 Telescoping uncoupling lever 1991-08-20
4454953 Telescoping uncoupling lever 1984-06-19
4427471 Method of making composite spin welded coupler carrier assembly 1984-01-24
4345689 Composite spin welded coupler carrier assembly 1982-08-24
4344541 Coupler carrier arrangement for railroad cars 1982-08-17
4301741 Hopper car outlet gate assembly with self cleaning gear and rack actuation arrangement 1981-11-24
4248158 Railway hopper car gate outlet actuating mechanism Richard F. Murphy 1981-02-03