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Class Information
Number: 324/115
Name: Electricity: measuring and testing > Measuring, testing, or sensing electricity, per se > Plural ranges, scales or registration rates
Description: Subject matter having plural ranges, plural scales, or plural registration rates.

Sub-classes under this class:

Class Number Class Name Patents
324/116 With register (e.g., discount type, demand penalty) 80

Patents under this class:
1 2 3 4 5 6 7 8

Patent Number Title Of Patent Date Issued
8624580 Configurable measuring device with display and corresponding methods Jan. 7, 2014
8570026 Multimeter having clamping means for test probe Oct. 29, 2013
8564280 Mechanical packaging and method for a single current sensor integrated into an electricity meter with a disconnect switch Oct. 22, 2013
8560264 Direct current circuit testing device and method for using same Oct. 15, 2013
8542186 Mobile device with user interaction capability and method of operating same Sep. 24, 2013
8504604 Multimeter with filtered measurement mode Aug. 6, 2013
8489346 Parametric multi-cycle averaging in an intelligent electronic device Jul. 16, 2013
8456152 Digital multimeter with context-sensitive explanatory information Jun. 4, 2013
8456153 Digital multimeter having improved recording functionality Jun. 4, 2013
8446286 Method and system for a digital voltage detector with digital voltage display for armament circuit testing May. 21, 2013
8432154 Multimeter having communications via measurement terminals and communication system for same Apr. 30, 2013
8395351 Multimeter with charging system Mar. 12, 2013
8384373 AC line signal detection device and method and power supply device Feb. 26, 2013
8373407 Intelligent electronic device having improved analog output resolution Feb. 12, 2013
8358121 Digital multimeter having remote display with automatic communication mode switching Jan. 22, 2013
8354834 Methods and apparatus for acquiring measurements and performing an auto-zero process using a multi-range measurement apparatus Jan. 15, 2013
8338710 Short-preventing shield for wire harness terminals Dec. 25, 2012
8330449 Clamp-on multimeters including a Rogowski coil for measuring alternating current in a conductor Dec. 11, 2012
8269481 Automatic capture and storage of measurements in digital multimeter Sep. 18, 2012
8248261 Method and system for a digital voltage detector with digital voltage display Aug. 21, 2012
8238745 Collection of data from an optical channel monitor without causing a malfunction of a transmission apparatus Aug. 7, 2012
8237428 Method for detecting an electric potential-difference at a piezoelectric actuator unit, and a circuit system for implementing the method Aug. 7, 2012
8198884 Mini-measurement display for digital multimeter Jun. 12, 2012
8145443 Fourier transform-based phasor estimation method and apparatus capable of eliminating influence of exponentially decaying DC offsets Mar. 27, 2012
8143880 Dual-range measurement of electrical current Mar. 27, 2012
8120350 Clamp meter with safe trigger mechanism Feb. 21, 2012
8115474 Multi-range electrical current measurement Feb. 14, 2012
8115612 Display device for vehicle Feb. 14, 2012
8076926 Rotary switch memory for digital multimeter Dec. 13, 2011
8030914 Portable electronic device having self-calibrating proximity sensors Oct. 4, 2011
8013594 Digital multimeter having hinged shield arrangement Sep. 6, 2011
8008905 Waveform observing apparatus Aug. 30, 2011
8004272 Digital multimeter having visible light communication port Aug. 23, 2011
7990131 Device and method for measuring a first voltage and a second voltage by means of a differential voltmeter Aug. 2, 2011
7960965 Multimeter having communications via measurement terminals and communication system for same Jun. 14, 2011
7953565 System and method for providing universal additional functionality for power meters May. 31, 2011
7948227 Electrical circuit diagnostic tool May. 24, 2011
7944197 Clamp meter with rotary mechanism for clamp jaws May. 17, 2011
7944198 Multimeter May. 17, 2011
7923985 Active autoranging current sensing circuit Apr. 12, 2011
7821776 Tamper resistant meter assembly Oct. 26, 2010
7804289 Testing device including low-pass filter with automatically switching function Sep. 28, 2010
7746092 Intelligent multi-meter with automatic function selection Jun. 29, 2010
7679356 Digital multimeter having improved recording functionality Mar. 16, 2010
7668693 Method for the evaluation of measurement uncertainty, and a device and system thereof Feb. 23, 2010
7654857 Digital multimeter having sealed input jack detection arrangement Feb. 2, 2010
7626375 System and method for configuring a display for a digital multimeter Dec. 1, 2009
7545136 Device for measuring current Jun. 9, 2009
7538539 Current meter with reduced range switching and load transients May. 26, 2009
7477998 System and method for providing universal additional functionality for power meters Jan. 13, 2009

1 2 3 4 5 6 7 8

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