Inventor
TOMITA KATSUHIKO
JP40 patents
⚠️ This page may combine multiple inventors who share the name “TOMITA KATSUHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HORIBA LTD
25 patentsUS6255678B1Jul 3, 2001
Apparatus for measuring physical and chemical phenomena
HORIBA LTD190 citations97
US6294133B1Sep 25, 2001
Multiple detecting apparatus for physical phenomenon and/or chemical phenomenon
HORIBA LTD92 citations96
US4456919AJun 26, 1984
Thermopile type detector with temperature sensor for cold junction
HORIBA LTD72 citations93
US5436457AJul 25, 1995
Infrared gas analyzer
HORIBA LTD32 citations92
US4980043ADec 25, 1990
Reference electrode
HORIBA LTD29 citations92
US5814280ASep 29, 1998
Semiconductor PH sensor and circuit and method of making same
HORIBA LTD23 citations89
US4872956AOct 10, 1989
Methods of measuring ion-concentration and the like and a calibrating sheet as well as a calibrating method of measuring devices used therein
HORIBA LTD22 citations82
US4816132AMar 28, 1989
Sheet type electrode
HORIBA LTD21 citations81
US6824660B2Nov 30, 2004
Molecular recognition type chemical CCD
HORIBA LTD12 citations74
US5256443AOct 26, 1993
Method of producing metallic thin film sensors
HORIBA LTD17 citations74
US5234568AAug 10, 1993
Apparatus for simultaneous measurement of a plurality of ionic concentrations
HORIBA LTD17 citations74
US4850105AJul 25, 1989
Method of taking out lead of semiconductor tip part
HORIBA LTD18 citations74
US4797188AJan 10, 1989
Sheet type electrode for use in measurement of ions
HORIBA LTD17 citations74
US4883563ANov 28, 1989
Method of manufacturing a thin glass membrane
HORIBA LTD13 citations72
US5248403ASep 28, 1993
Gelatinized member for use in electrodes measuring ion concentration
HORIBA LTD14 citations69
US4445034AApr 24, 1984
Compound infrared detector
HORIBA LTD11 citations66
US5577840ANov 26, 1996
Method of measuring temperature by use of an infrared sensor
HORIBA LTD5 citations63
US5468514ANov 21, 1995
Method of producing a pH-responsive membrane
HORIBA LTD4 citations63
US4872966AOct 10, 1989
Sheet type electrode for use in the measurement of ion concentrations
HORIBA LTD6 citations62
US4499379AFeb 12, 1985
Infrared radiation gas analyzer
HORIBA LTD5 citations62
US5970163AOct 19, 1999
Process for visually measuring a microbial activity state during real time
HORIBA LTD5 citations61
US5310473AMay 10, 1994
Removable sample testing member for use in measuring ion concentration
HORIBA LTD5 citations60
US5211830AMay 18, 1993
Sheet-type electrode for use in the measurement of ion concentration
HORIBA LTD3 citations60
US5121050AJun 9, 1992
Method of measuring physical properties by super-thin liquid membrane forming mode and interface reaction detection type boisensor by super-thin liquid membrane forming mode
HORIBA LTD0 citations52
US5024951AJun 18, 1991
Method of calibrating a sheet type electrode
HORIBA LTD1 citations52
TDK CORP
8 patentsUS5721488AFeb 24, 1998
Method and apparatus for testing integrated magnetic head assembly
TDK CORP60 citations96
US5854554ADec 29, 1998
Method and apparatus for testing a magnetic head during manufacture utilizing an internal magnetic field
TDK CORP41 citations92
US6479988B2Nov 12, 2002
Method and apparatus for testing thin-film magnetic head
TDK CORP15 citations84
US7280069B2Oct 9, 2007
Range-finding radar apparatus with high-resolution pulse-width calculation unit
TDK CORP11 citations82
US6801377B2Oct 5, 2004
Performance test method of head gimbal assembly with precise positioning actuator
TDK CORP10 citations74
US5545988AAug 13, 1996
Waveform signal processor with selective sampling
TDK CORP11 citations73
US4901175AFeb 13, 1990
Magnetic head supporting device
TDK CORP3 citations63
US6989949B2Jan 24, 2006
Performance test method of head gimgal assembly with precise positioning actuator
TDK CORP5 citations60
FUJITSU LTD
6 patentsUS6154764ANov 28, 2000
On-line forum-type electronic conference system maintaining consistency of messages
FUJITSU LTD531 citations97
US6018760AJan 25, 2000
Object move processing apparatus, object move processing method and medium recorded with object move processing program in store-and-forward type of electronic conference system
FUJITSU LTD34 citations90
US6377976B1Apr 23, 2002
Destination inconsistency judgement apparatus and destination inconsistency correction apparatus, destination inconsistency judgement method and destination inconsistency correction method, and medium recorded with destination inconsistency judgement program and destination inconsistency correction program, in store-and-forward type of electronic conference system
FUJITSU LTD7 citations72
US6229825B1May 8, 2001
Information consistency apparatus and method
FUJITSU LTD14 citations72
US6131170AOct 10, 2000
Registered information recovery processing apparatus, registered information recovery processing method and medium recorded with registered information recovery processing program in store-and-forward type electronic conference system
FUJITSU LTD5 citations60
US6337864B1Jan 8, 2002
Information transmission apparatus, information transmission method, and medium recorded with information transmission program, in store-and-forward type of electronic conference system
FUJITSU LTD1 citations51