Inventor · disambiguated record
Otto W. Neumann
Also filed as: NEUMANN OTTO W · NEUMANN OTTO WALTER
5 granted patents·317 citations·filing 1975–1982
86Inventor score
Technology areasB61F
Files withAMSTED IND INC5
Top patents by PatentIndex Score
5 records- 0193US4078501APedestal roof wear linerAMSTED IND INC·Filed 1977·Granted Mar 14, 1978·73 cites·3 claims
- 0292US4034681APedestal roof wear linerAMSTED IND INC·Filed 1975·Granted Jul 12, 1977·60 cites·1 claims
- 0390US4491075ASnubbed railway car truckAMSTED IND INC·Filed 1982·Granted Jan 1, 1985·65 cites·1 claims
- 0490US4274340ARailway car truck frictional snubbing arrangementAMSTED IND INC·Filed 1979·Granted Jun 23, 1981·60 cites·2 claims
- 0589US4363276ARailroad car truck side frame - bolster connectionAMSTED IND INC·Filed 1980·Granted Dec 14, 1982·59 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →