Inventor · disambiguated record

Robert I. Hochman

Also filed as: HOCHMAN ROBERT I

2 granted patents·12 citations·filing 1992–2013

49Inventor score

Technology areasB61L

Files withALSTOM TRANSPORT SA1 GEN RAILWAY SIGNAL1

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2 records

0138US5271584APulse code railway signalling systemGEN RAILWAY SIGNAL·Filed 1992·Granted Dec 21, 1993·12 cites·15 claims
0233US9701327B2Current sensor for monitoring a wayside signal lamp for a positive train systemALSTOM TRANSPORT SA·Filed 2013·Granted Jul 11, 2017·0 cites·8 claims

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Robert I. Hochman — Patent Inventor | PatentIndex