NACO, Inc.
6Patents
0Active
6Granted
30Portfolio score
Filing activity: Aug 6, 1997 → Oct 7, 1999
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6142081A | Pedestal rocker seat for providing passive axle steering to a rigid railway truck | Performing Operations; Transporting | 65 | Expired |
| US5802982A | Roll control mechanism for swing motion truck | Mechanical Engineering; Lighting; Heating | 46 | Expired |
| US6374749B1 | Friction wedge for a railroad car truck having a replaceable wear member | Performing Operations; Transporting | 41 | Expired |
| US5900082A | Method of making a heat treated steel casting and a heat treated steel casting | Chemistry; Metallurgy | 18 | Expired |
| US6062406A | Pivot pin and retention clip assembly for a railroad car coupler | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US5921333A | Casting having in-situ cast inserts and method of manufacturing | Performing Operations; Transporting | 4 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.