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Cambridge, CA
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last 30 patents
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Patent Grant
One-piece rail boot with integrated flangeway former
Patent number
12,305,338
Issue date
May 20, 2025
POLYCORP LTD.
Matthew Thomas Bigger
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Patent Grant
System and method for securing tuned mass dampers to rail
Patent number
11,268,246
Issue date
Mar 8, 2022
Polycorp Ltd.
Richard Theodore Ellis
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Patents Applications
last 30 patents
Information
Patent Application
SYSTEM AND METHOD FOR SECURING TUNED MASS DAMPERS TO RAIL
Publication number
20200087862
Publication date
Mar 19, 2020
Polycorp Ltd.
Richard Theodore Ellis
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES