Inventor
NAGASU AKIRA
JP10 patents
Patents
10 patentsUS6016706AJan 25, 2000
Process state detector, semiconductor sensor and display device for displaying a process state used therefor
HITACHI LTD67 citations96
US5554809ASep 10, 1996
Process detection apparatus
HITACHI LTD108 citations95
US5677493AOct 14, 1997
Composite condition detection apparatus for detecting static pressure, differential pressure and temperature of a process
HITACHI LTD22 citations92
US5635649AJun 3, 1997
Multi-function differential pressure sensor with thin supporting base
HITACHI LTD34 citations91
US5531120AJul 2, 1996
Compact differential pressure transmitter having first and second damper chambers
HITACHI LTD30 citations89
US5477738ADec 26, 1995
Multi-function differential pressure sensor with thin stationary base
HITACHI LTD16 citations81
US4321578AMar 23, 1982
Pressure transducer
HITACHI LTD26 citations80
US4546653AOct 15, 1985
Semiconductor differential pressure transducer
HITACHI LTD12 citations74
US4342231AAug 3, 1982
Differential pressure transmitter
HITACHI LTD18 citations72
US5621175AApr 15, 1997
Differential pressure transmitter having symmetrical construction
HITACHI LTD4 citations62