Inventor
MAKUUCHI MASAMI
JP32 patents
⚠️ This page may combine multiple inventors who share the name “MAKUUCHI MASAMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI HIGH TECH CORP
17 patentsUS10830706B2Nov 10, 2020
Defect inspection apparatus and defect inspection method
HITACHI HIGH TECH CORP2 citations73
US11143600B2Oct 12, 2021
Defect inspection device
HITACHI HIGH TECH CORP6 citations72
US10458924B2Oct 29, 2019
Inspection apparatus and inspection method
HITACHI HIGH TECH CORP3 citations72
US11143598B2Oct 12, 2021
Defect inspection apparatus and defect inspection method
HITACHI HIGH TECH CORP0 citations62
US8000047B2Aug 16, 2011
Inspection apparatus and inspection method of magnetic disk or magnetic head
HITACHI HIGH TECH CORP2 citations62
US10401304B2Sep 3, 2019
Examination device
HITACHI HIGH TECH CORP0 citations52
US10107762B2Oct 23, 2018
Examination device
HITACHI HIGH TECH CORP0 citations52
US8000045B2Aug 16, 2011
Inspection apparatus and inspection method of magnetic disk or magnetic head
HITACHI HIGH TECH CORP1 citations52
US12422377B2Sep 23, 2025
Defect inspection apparatus and defect inspection method
HITACHI HIGH TECH CORP0 citations51
US12276618B2Apr 15, 2025
Defect inspection device
HITACHI HIGH TECH CORP0 citations51
US12044627B2Jul 23, 2024
Defect inspection device and defect inspection method
HITACHI HIGH TECH CORP0 citations51
US11346791B2May 31, 2022
Inspection device and inspection method thereof
HITACHI HIGH TECH CORP0 citations51
US7276900B2Oct 2, 2007
Magnetic characteristic inspecting apparatus and inspecting method using it
HITACHI HIGH TECH CORP1 citations51
US9779912B2Oct 3, 2017
Inspection device and measurement device
HITACHI HIGH TECH CORP0 citations42
US8035071B2Oct 11, 2011
Contamination-inspecting apparatus and detection circuit
HITACHI HIGH TECH CORP0 citations41
US7990529B2Aug 2, 2011
Detection circuit and foreign matter inspection apparatus for semiconductor wafer
HITACHI HIGH TECH CORP0 citations41
US8563925B2Oct 22, 2013
Mass spectroscope and its adjusting method
HITACHI HIGH TECH CORP0 citations33
HITACHI LTD
6 patentsUS6176433B1Jan 23, 2001
Reader/writer having coil arrangements to restrain electromagnetic field intensity at a distance
HITACHI LTD262 citations98
US6164532ADec 26, 2000
Power transmission system, power transmission/communication system and reader and/or writer
HITACHI LTD17 citations84
US9576769B2Feb 21, 2017
Weak signal detection system and electron microscope equipped with same
HITACHI LTD7 citations83
US6700369B1Mar 2, 2004
Testing apparatus of magnetic recording medium or magnetic head including a plurality of analog-to-digital converters which convert reproduced testing data into digital data
HITACHI LTD11 citations72
US7132997B2Nov 7, 2006
Narrow-directivity electromagnetic-field antenna probe, and electromagnetic-field measurement apparatus, electric-current distribution search-for apparatus or electrical-wiring diagnosis apparatus using this antenna probe
HITACHI LTD6 citations62
US11199511B2Dec 14, 2021
Medium sensor device and monitoring system
HITACHI LTD1 citations60
RENESAS TECH CORP
4 patentsUS7474290B2Jan 6, 2009
Semiconductor device and testing method thereof
RENESAS TECH CORP7 citations72
US7443373B2Oct 28, 2008
Semiconductor device and the method of testing the same
RENESAS TECH CORP6 citations61
US7358953B2Apr 15, 2008
Semiconductor device and testing method of semiconductor device
RENESAS TECH CORP6 citations60
US7668027B2Feb 23, 2010
Semiconductor device, testing and manufacturing methods thereof
RENESAS TECH CORP4 citations58