Assignee
HERZOG SERVICES INC
US·7 granted patents·200 citations·filing 1997–2024
Top patents by PatentIndex Score
7 records- 0194US8820166B2Apparatus for detecting defectsHERZOG SERVICES INC·Filed 2013·Granted Sep 2, 2014·26 cites·52 claims
- 0294US7882742B1Apparatus for detecting, identifying and recording the location of defects in a railway railHERZOG SERVICES INC·Filed 2008·Granted Feb 8, 2011·57 cites·17 claims
- 0392US8365604B2Apparatus for and method of detecting defects in a rail joint barHERZOG SERVICES INC·Filed 2010·Granted Feb 5, 2013·24 cites·18 claims
- 0486US6055862AMethod of and an apparatus for detecting, identifying and recording the location of defects in a railway railHERZOG SERVICES INC·Filed 1997·Granted May 2, 2000·93 cites·32 claims
- 0559US12392756B2Roller search unit having integrated digital circuitry for detecting rail defectsHERZOG SERVICES INC·Filed 2023·Granted Aug 19, 2025·0 cites·13 claims
- 0656US12570336B2System for detecting defects in rail and methods of using sameHERZOG SERVICES INC·Filed 2023·Granted Mar 10, 2026·0 cites·21 claims
- 0752US12286142B2Utility body for housing system for detecting defects in railHERZOG SERVICES INC·Filed 2024·Granted Apr 29, 2025·0 cites·21 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →