P

Inventor

TSUCHITANI SHIGEKI

JP19 patents

Patents

19 patents
US5095752AMar 17, 1992

Capacitance type accelerometer

HITACHI LTD146 citations99
US5417312AMay 23, 1995

Semiconductor acceleration sensor and vehicle control system using the same

HITACHI LTD161 citations98
US5367429ANov 22, 1994

Electrostatic type micro transducer and control system using the same

HITACHI LTD114 citations98
US5559290ASep 24, 1996

Capacitance type accelerometer

HITACHI LTD41 citations96
US5350189ASep 27, 1994

Capacitance type accelerometer for air bag system

HITACHI LTD75 citations96
US5243861ASep 14, 1993

Capacitive type semiconductor accelerometer

HITACHI LTD118 citations96
US5574211ANov 12, 1996

Detector having self-calibration function

HITACHI LTD20 citations92
US5392651AFeb 28, 1995

Capacitance type accelerometer

HITACHI LTD33 citations92
US5365768ANov 22, 1994

Sensor

HITACHI LTD51 citations92
US5228341AJul 20, 1993

Capacitive acceleration detector having reduced mass portion

HITACHI LTD45 citations92
US5095750AMar 17, 1992

Accelerometer with pulse width modulation

HITACHI LTD48 citations92
US4896930AJan 30, 1990

Optical functional device of an optical waveguide type

HITACHI LTD49 citations92
US4835595AMay 30, 1989

Optical interconnections for integrated circuits

HITACHI LTD24 citations92
US4473813ASep 25, 1984

Humidity sensor with improved protective layering

HITACHI LTD33 citations92
US4642601AFeb 10, 1987

Humidity-sensitive element

HITACHI LTD40 citations91
US5429736AJul 4, 1995

Detector having self-calibration function

HITACHI LTD13 citations82
US5174884ADec 29, 1992

Detector having self-calibration function

HITACHI LTD17 citations82
US4921345AMay 1, 1990

Spatial filter type speed measuring apparatus

HITACHI LTD22 citations82
US5391283AFeb 21, 1995

Detector having self-calibration function

HITACHI LTD10 citations74