Inventor
TAKADA YASUAKI
JP70 patents
⚠️ This page may combine multiple inventors who share the name “TAKADA YASUAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
42 patentsUS5877495AMar 2, 1999
Mass spectrometer
HITACHI LTD99 citations98
US6335525B1Jan 1, 2002
Mass spectrometer
HITACHI LTD36 citations96
US6121608ASep 19, 2000
Mass spectrometry of solution and apparatus
HITACHI LTD50 citations96
US6114693ASep 5, 2000
Mass spectrometer and mass spectrometry method for analyzing compounds contained in a solution
HITACHI LTD56 citations96
US6005245ADec 21, 1999
Method and apparatus for ionizing a sample under atmospheric pressure and selectively introducing ions into a mass analysis region
HITACHI LTD53 citations96
US5481107AJan 2, 1996
Mass spectrometer
HITACHI LTD98 citations94
US6894276B1May 17, 2005
Probing method using ion trap mass spectrometer and probing device
HITACHI LTD27 citations93
US6541769B1Apr 1, 2003
Mass spectrometer
HITACHI LTD25 citations93
US6437327B2Aug 20, 2002
Mass spectrometry of solution and apparatus therefor
HITACHI LTD20 citations93
US6252225B1Jun 26, 2001
Mass spectrometry of solution and apparatus therefor
HITACHI LTD35 citations93
US6188065B1Feb 13, 2001
Mass spectrometer
HITACHI LTD31 citations93
US6147347ANov 14, 2000
Ion source and mass spectrometer instrument using the same
HITACHI LTD31 citations93
US6075243AJun 13, 2000
Mass spectrometer
HITACHI LTD26 citations93
US5986259ANov 16, 1999
Mass spectrometer
HITACHI LTD44 citations93
US5969351AOct 19, 1999
Mass spectrometer
HITACHI LTD26 citations93
US5898175AApr 27, 1999
Mass spectrometer and mass spectrometry method for analyzing compounds contained in a solution
HITACHI LTD25 citations93
US5825027AOct 20, 1998
Mass spectrometer
HITACHI LTD17 citations93
US5663560ASep 2, 1997
Method and apparatus for mass analysis of solution sample
HITACHI LTD42 citations93
US5633496AMay 27, 1997
Mass spectrometry apparatus
HITACHI LTD19 citations93
US6423965B1Jul 23, 2002
Mass spectrometer
HITACHI LTD46 citations92
US6157030ADec 5, 2000
Ion trap mass spectrometer
HITACHI LTD39 citations92
US6884997B2Apr 26, 2005
Method and apparatus for detecting dangerous substances and substances of interest
HITACHI LTD27 citations91
US7718960B2May 18, 2010
Ion mobility spectrometer and ion-mobility-spectrometry/mass-spectrometry hybrid spectrometer
HITACHI LTD14 citations84
US6677582B2Jan 13, 2004
Ion source and mass spectrometer
HITACHI LTD14 citations84
US6639215B2Oct 28, 2003
Ion source and mass spectrometer
HITACHI LTD14 citations84
US6586730B1Jul 1, 2003
Plasma ion source mass spectrometer
HITACHI LTD17 citations84
US6580067B1Jun 17, 2003
Sample analyzing monitor and combustion control system using the same
HITACHI LTD17 citations84
US6465779B2Oct 15, 2002
Mass spectrometer
HITACHI LTD11 citations82
US6316769B2Nov 13, 2001
Mass spectrometer
HITACHI LTD14 citations82
US6180941B1Jan 30, 2001
Mass spectrometer
HITACHI LTD11 citations82
US6011260AJan 4, 2000
Mass spectrometer
HITACHI LTD11 citations82
US7820965B2Oct 26, 2010
Apparatus for detecting chemical substances and method therefor
HITACHI LTD6 citations74
US7078685B2Jul 18, 2006
Mass spectrometer
HITACHI LTD10 citations74
US7015464B2Mar 21, 2006
Apparatus for detecting chemical substances and method therefor
HITACHI LTD6 citations74
US6392226B1May 21, 2002
Mass spectrometer
HITACHI LTD13 citations74
US6384411B1May 7, 2002
Ion source and mass spectrometer instrument using the same
HITACHI LTD13 citations74
US6194716B1Feb 27, 2001
Method for mass calibration
HITACHI LTD14 citations74
US6060706AMay 9, 2000
Analytical apparatus using ion trap mass spectrometer
HITACHI LTD10 citations74
US9850696B2Dec 26, 2017
Microparticle detection device and security gate
HITACHI LTD4 citations73
US9696288B2Jul 4, 2017
Attached matter testing device and testing method
HITACHI LTD3 citations73
US9261437B2Feb 16, 2016
Attached matter inspection device
HITACHI LTD4 citations73
US7449685B2Nov 11, 2008
Gas monitoring apparatus
HITACHI LTD6 citations70
HITACHI HIGH TECH CORP
4 patentsUS7129478B2Oct 31, 2006
Mass spectrometer
HITACHI HIGH TECH CORP20 citations93
US8044349B2Oct 25, 2011
Mass spectrometer
HITACHI HIGH TECH CORP7 citations84
US7397025B2Jul 8, 2008
Mass spectrometer
HITACHI HIGH TECH CORP10 citations84
US7002145B2Feb 21, 2006
Detection method and detection device of special drugs
HITACHI HIGH TECH CORP11 citations84
SUGIYAMA MASUYUKI
1 patentNAGANO HISASHI
1 patentKASHIMA HIDEO
1 patentNOF CORP
1 patentShowing the top 50 of 70 patents by PatentIndex Score.