Sughrue Mion, PLLC
Electronic device
A measurement device is provided. The measurement device includes a display, a detector, an operation unit, and a central processing unit. The detector detects a physical quantity and outputs measurement data based on the detected physical quantity. The operation unit includes plural keys for performing operation functions for operating the measurement device to detect and output the measurement data. The central processing unit controls the display to display the measurement data on the display, and to lock the operation unit such that all of the operation functions are temporarily inoperable except for an unlocking function and one or more of the operation functions that is set to be selectively operable even when the operation unit is locked.
YOKOGAWA TEST & MEASUREMENT CORPORATION Yokogawa Electric Corporation
G G G G G
G01J G06F G06F G06F G01J
inventional inventional inventional inventional inventional
Gentaro Tohru
Ishihara Mori