David M. Messersmith

7 Patents

• US124611562025

  Detecting Welded Relay Contacts Using Spanner Voltage Measurement

  Rockwell Automation Technologies, Inc.

  0 cites
• US124224842025

  Detecting Welded Relay Contacts Using Electrical Pulse

  Rockwell Automation Technologies, Inc.

  0 cites
• US124166722025

  Detecting Welded Relay Contacts Using Contact Close Time Measurement

  Rockwell Automation Technologies, Inc.

  0 cites
• US123476362025

  Systems and Methods for Detecting Welded Contacts in a Switch System

  ROCKWELL AUTOMATION TECHNOLOGIES, Inc.

  0 cites
• US119011452024

  Systems and Methods for Detecting Welded Contacts in an Electromagnetic Switch System

  Rockwell Automation Technologies, Inc.

  0 cites
• US118306932023

  Predicting Zero-crossings for Point-on-wave (POW) Switching Techniques

  Rockwell Automation Technologies, Inc.

  0 cites
• US116767862023

  Systems and Methods for Controlling Contactor Open Time

  ROCKWELL AUTOMATION TECHNOLOGIES, Inc.

  0 cites