Inventor
ARAI MASATSUGU
JP34 patents
⚠️ This page may combine multiple inventors who share the name “ARAI MASATSUGU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
15 patentsUS6833051B2Dec 21, 2004
Plasma processing apparatus and method
HITACHI LTD33 citations96
US6388382B1May 14, 2002
Plasma processing apparatus and method
HITACHI LTD78 citations96
US6180019B1Jan 30, 2001
Plasma processing apparatus and method
HITACHI LTD51 citations96
US5358032AOct 25, 1994
LSI package cooling heat sink, method of manufacturing the same and LSI package to which the heat sink is mounted
HITACHI LTD73 citations96
US6664738B2Dec 16, 2003
Plasma processing apparatus
HITACHI LTD52 citations95
US6499424B2Dec 31, 2002
Plasma processing apparatus and method
HITACHI LTD23 citations93
US6756737B2Jun 29, 2004
Plasma processing apparatus and method
HITACHI LTD37 citations92
US5307687AMay 3, 1994
Electromagnetic flowmeter
HITACHI LTD20 citations92
US8346436B2Jan 1, 2013
Driving support system
HITACHI LTD9 citations84
US9586563B2Mar 7, 2017
Autonomous moving apparatus and autonomous movement system
HITACHI LTD12 citations83
US6846363B2Jan 25, 2005
Plasma processing apparatus and method
HITACHI LTD11 citations82
US6481370B2Nov 19, 2002
Plasma processsing apparatus
HITACHI LTD10 citations74
US6838833B2Jan 4, 2005
Plasma processing apparatus
HITACHI LTD10 citations73
US5400659AMar 28, 1995
Electromagnetic flowmeter and manufacture method of same
HITACHI LTD14 citations73
US6812725B2Nov 2, 2004
Semiconductor processing apparatus and wafer sensor module
HITACHI LTD2 citations62
HITACHI CONSTRUCTION MACH CO
11 patentsUS9804606B2Oct 31, 2017
Management control device
HITACHI CONSTRUCTION MACH CO6 citations73
US11396839B2Jul 26, 2022
Hydraulic drive fan control device
HITACHI CONSTRUCTION MACH CO3 citations72
US10583743B2Mar 10, 2020
Regenerative braking device and dump truck
HITACHI CONSTRUCTION MACH CO5 citations72
US11124075B2Sep 21, 2021
Electrically driven work vehicle, and wheel electric driving unit
HITACHI CONSTRUCTION MACH CO0 citations52
US11834033B2Dec 5, 2023
Regenerative braking system and electrically-driven work vehicle using regenerative braking system
HITACHI CONSTRUCTION MACH CO0 citations51
US12187130B2Jan 7, 2025
Electric vehicle
HITACHI CONSTRUCTION MACH CO0 citations50
US11332115B2May 17, 2022
Power regeneration system of work vehicle
HITACHI CONSTRUCTION MACH CO0 citations49
US11173890B2Nov 16, 2021
Power regeneration system for work vehicle
HITACHI CONSTRUCTION MACH CO0 citations49
US12221774B2Feb 11, 2025
Operation record analysis system for construction machine
HITACHI CONSTRUCTION MACH CO0 citations48
US10107341B2Oct 23, 2018
Clutch control device for work machine
HITACHI CONSTRUCTION MACH CO0 citations40
US10704471B2Jul 7, 2020
Haulage vehicle
HITACHI CONSTRUCTION MACH CO0 citations39