Inventor
YAJIMA YUSUKE
JP75 patents
⚠️ This page may combine multiple inventors who share the name “YAJIMA YUSUKE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
34 patentsUS6329826B1Dec 11, 2001
Method and apparatus for inspecting integrated circuit pattern
HITACHI LTD95 citations99
US6172363B1Jan 9, 2001
Method and apparatus for inspecting integrated circuit pattern
HITACHI LTD185 citations99
US6797954B2Sep 28, 2004
Patterned wafer inspection method and apparatus therefor
HITACHI LTD42 citations96
US6476390B1Nov 5, 2002
Method and apparatus for inspecting integrated circuit pattern using a plurality of charged particle beams
HITACHI LTD68 citations96
US4716852AJan 5, 1988
Apparatus for thin film formation using photo-induced chemical reaction
HITACHI LTD61 citations96
US4615756AOct 7, 1986
Dry etching apparatus
HITACHI LTD54 citations96
US6979823B2Dec 27, 2005
Patterned wafer inspection method and apparatus therefor
HITACHI LTD21 citations93
US5936244AAug 10, 1999
Electron microscope and electron microscopy method
HITACHI LTD23 citations93
US5666053ASep 9, 1997
Charged particle beam apparatus for measuring magnetic field
HITACHI LTD25 citations93
US7417444B2Aug 26, 2008
Method and apparatus for inspecting integrated circuit pattern
HITACHI LTD25 citations92
US7026830B2Apr 11, 2006
Method and apparatus for inspecting integrated circuit pattern
HITACHI LTD19 citations92
US6735735B1May 11, 2004
Forward error correcting code encoding equipment, forward error correcting code decoding equipment, and transmission apparatus
HITACHI LTD34 citations92
US6559663B2May 6, 2003
Method and apparatus for inspecting integrated circuit pattern
HITACHI LTD20 citations92
US5345080ASep 6, 1994
Method of observing electron microscopic images and an apparatus for carrying out of the same
HITACHI LTD22 citations92
US5298747AMar 29, 1994
Scanning interference electron microscopy
HITACHI LTD23 citations92
US4678536AJul 7, 1987
Method of photochemical surface treatment
HITACHI LTD37 citations92
US4643799AFeb 17, 1987
Method of dry etching
HITACHI LTD38 citations92
US5168224ADec 1, 1992
Detecting method and apparatus of specific substance
HITACHI LTD52 citations90
US8027258B2Sep 27, 2011
Communication system and communication apparatus
HITACHI LTD11 citations84
US7952074B2May 31, 2011
Method and apparatus for inspecting integrated circuit pattern
HITACHI LTD8 citations84
US7680414B2Mar 16, 2010
Passive optical network system and operating method thereof
HITACHI LTD13 citations84
US6871314B2Mar 22, 2005
Forward error correcting code encoding equipment, forward error correcting code decoding equipment, and transmission apparatus
HITACHI LTD14 citations84
US5153434AOct 6, 1992
Electron microscope and method for observing microscopic image
HITACHI LTD21 citations82
US7957647B2Jun 7, 2011
Passive optical network system and ranging method
HITACHI LTD9 citations81
US7242015B2Jul 10, 2007
Patterned wafer inspection method and apparatus therefor
HITACHI LTD6 citations74
US5436449AJul 25, 1995
Transmission electron microscope and method of observing magnetic phenomena using its apparatus
HITACHI LTD12 citations74
US8005362B2Aug 23, 2011
Passive optical network system and optical line terminal
HITACHI LTD6 citations73
US7725031B2May 25, 2010
Passive optical network system and ranging system thereof
HITACHI LTD7 citations73
US7711268B2May 4, 2010
Passive optical network system and ranging system thereof
HITACHI LTD5 citations73
US4887037ADec 12, 1989
Electron spin resonance spectrometer
HITACHI LTD7 citations73
US4653908AMar 31, 1987
Grazing incidence reflection spectrometer
HITACHI LTD16 citations73
US7184661B1Feb 27, 2007
Transmission equipment for network and network transmission system
HITACHI LTD7 citations69
US11593739B2Feb 28, 2023
System and method for supporting production management
HITACHI LTD2 citations68
US7450090B2Nov 11, 2008
Plasma display panel and imaging device using the same
HITACHI LTD1 citations63
MIZUTANI MASAHIKO
6 patentsUS8428457B2Apr 23, 2013
Optical passive network system and its operation method
MIZUTANI MASAHIKO23 citations92
US8554075B2Oct 8, 2013
Communication system, subscriber accommodating apparatus and communication method
MIZUTANI MASAHIKO9 citations84
US8254780B2Aug 28, 2012
Passive optical network system and fault determination method
MIZUTANI MASAHIKO10 citations84
US8249458B2Aug 21, 2012
Optical communication system and method for operating the same
MIZUTANI MASAHIKO9 citations84
US8422375B2Apr 16, 2013
Communication system and communication apparatus
MIZUTANI MASAHIKO2 citations63
US8095004B2Jan 10, 2012
Passive optical network system and operation method of the same
MIZUTANI MASAHIKO4 citations63
HITACHI COMM TECH LTD
5 patentsUS7483506B2Jan 27, 2009
Bit synchronization circuit with phase tracking function
HITACHI COMM TECH LTD18 citations93
US7548694B2Jun 16, 2009
Apparatus of adjusting optical signal transmission timing
HITACHI COMM TECH LTD15 citations92
US7239813B2Jul 3, 2007
Bit synchronization circuit and central terminal for PON systems
HITACHI COMM TECH LTD24 citations89
US7512341B2Mar 31, 2009
Passive optical network system and ranging system thereof
HITACHI COMM TECH LTD4 citations73
US7489869B2Feb 10, 2009
Passive optical network system and ranging system thereof
HITACHI COMM TECH LTD7 citations73
FUJITSU HITACHI PLASMA DISPLAY
1 patentOHIRA MASAKI
1 patentSUGAWARA TOSHIKI
1 patentNIIBE MASAO
1 patentTSUCHIYA AKIHIKO
1 patentShowing the top 50 of 75 patents by PatentIndex Score.