Assignee
STADLER DAVID
US·6 granted patents·1 pending application·113 citations·filing 2007–2019
Top patents by PatentIndex Score
7 records- 0196US7891904B2Manhole cover stop mechanismSTADLER DAVID·Filed 2009·Granted Feb 22, 2011·40 cites·15 claims
- 0295US7484908B2Manhole cover security lock with controlled pressure releaseSTADLER DAVID·Filed 2007·Granted Feb 3, 2009·39 cites·14 claims
- 0389US7712995B2Method of controllably venting gases generated by explosions in a manhole spaceSTADLER DAVID·Filed 2009·Granted May 11, 2010·19 cites·4 claims
- 0488US10480679B2Security cover for a valve box with a positively operated automatically lubricated locking mechanismSTADLER DAVID·Filed 2018·Granted Nov 19, 2019·8 cites·1 claims
- 0582US9790714B1Locking cover assembly for preventing unauthorized access to a utility shut off valveSTADLER DAVID·Filed 2017·Granted Oct 17, 2017·5 cites·6 claims
- 0676US10935159B2Locking security cover for a valve boxSTADLER DAVID·Filed 2019·Granted Mar 2, 2021·2 cites·2 claims
- 0743US2018335163A1High Security Flush Plug AssemblySTADLER DAVID·Filed 2018·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →