Individual holder
ZEHRUNG RAYMOND E
US·5 granted patents·78 citations·filing 2001–2011
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
5 records- 0184US7003993B1Electrified cylindrical lockZEHRUNG RAYMOND E·Filed 2004·Granted Feb 28, 2006·23 cites·15 claims
- 0283US6784784B1Request to exit switch for door alarm systemZEHRUNG RAYMOND E·Filed 2001·Granted Aug 31, 2004·37 cites·25 claims
- 0378US7007527B1Electrified cylindrical lockZEHRUNG RAYMOND E·Filed 2004·Granted Mar 7, 2006·16 cites·16 claims
- 0462US8058575B1Request-to-exit (REX) switchZEHRUNG RAYMOND E·Filed 2009·Granted Nov 15, 2011·2 cites·5 claims
- 0545US8178027B1Method of installation of a request-to-exit (REX) switchZEHRUNG RAYMOND E·Filed 2011·Granted May 15, 2012·0 cites·2 claims
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