Inventor
MATSUMURA TAKAFUMI
JP18 patents
⚠️ This page may combine multiple inventors who share the name “MATSUMURA TAKAFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
8 patentsUS7402449B2Jul 22, 2008
Integrated micro electro-mechanical system and manufacturing method thereof
HITACHI LTD130 citations98
US6845656B2Jan 25, 2005
Sensor mounting structure and semiconductor pressure sensor for motor vehicles
HITACHI LTD40 citations92
US6786088B2Sep 7, 2004
Gas flow rate measuring apparatus
HITACHI LTD30 citations92
US6769298B2Aug 3, 2004
Gas flow rate measuring device having an integrated chip temperature sensor and adjustment processing circuit on common chip
HITACHI LTD24 citations92
US6470739B1Oct 29, 2002
Sensor mounting structure and semiconductor pressure sensor for motor vehicles
HITACHI LTD17 citations92
US7876929B2Jan 25, 2011
Personal identification device
HITACHI LTD18 citations84
US6810345B2Oct 26, 2004
Gas flow meter
HITACHI LTD13 citations84
US7825781B2Nov 2, 2010
Tire pressure monitoring system
HITACHI LTD5 citations62
HITACHI AUTOMOTIVE SYSTEMS LTD
3 patentsUS9766330B2Sep 19, 2017
Millimeter-wave dielectric lens antenna and speed sensor using same
HITACHI AUTOMOTIVE SYSTEMS LTD7 citations83
US9810779B2Nov 7, 2017
Radar module and speed measuring device using same
HITACHI AUTOMOTIVE SYSTEMS LTD2 citations72
US10756426B2Aug 25, 2020
Millimeter-wave band communication device
HITACHI AUTOMOTIVE SYSTEMS LTD1 citations62
SUMITOMO ELECTRIC INDUSTRIES
2 patentsUS11502518B2Nov 15, 2022
Energy management device, energy management system, and energy management method
SUMITOMO ELECTRIC INDUSTRIES0 citations51
US11056882B2Jul 6, 2021
Power management device, power management system, power management method, and control program
SUMITOMO ELECTRIC INDUSTRIES0 citations51