Inventor · disambiguated record
Katsuhiko Tomita
Also filed as: TOMITA KATSUHIKO
40 granted patents·1,422 citations·filing 1981–2004
98Inventor score
Top patents by PatentIndex Score
40 records- 0196US6255678B1Apparatus for measuring physical and chemical phenomenaHORIBA LTD·Filed 1998·Granted Jul 3, 2001·190 cites·24 claims
- 0291US4456919AThermopile type detector with temperature sensor for cold junctionHORIBA LTD·Filed 1981·Granted Jun 26, 1984·72 cites·3 claims
- 0388US6154764AOn-line forum-type electronic conference system maintaining consistency of messagesFUJITSU LTD·Filed 1997·Granted Nov 28, 2000·531 cites·12 claims
- 0486US6294133B1Multiple detecting apparatus for physical phenomenon and/or chemical phenomenonHORIBA LTD·Filed 1999·Granted Sep 25, 2001·92 cites·26 claims
- 0586US5721488AMethod and apparatus for testing integrated magnetic head assemblyTDK CORP·Filed 1996·Granted Feb 24, 1998·60 cites·8 claims
- 0681US6479988B2Method and apparatus for testing thin-film magnetic headTDK CORP·Filed 2001·Granted Nov 12, 2002·15 cites·8 claims
- 0777US5854554AMethod and apparatus for testing a magnetic head during manufacture utilizing an internal magnetic fieldTDK CORP·Filed 1996·Granted Dec 29, 1998·41 cites·16 claims
- 0877US4792463AMethod of producing ferroelectric thin filmOKADA MASARU·Filed 1986·Granted Dec 20, 1988·40 cites·7 claims
- 0975US6824660B2Molecular recognition type chemical CCDHORIBA LTD·Filed 2000·Granted Nov 30, 2004·12 cites·4 claims
- 1075US6801377B2Performance test method of head gimbal assembly with precise positioning actuatorTDK CORP·Filed 2001·Granted Oct 5, 2004·10 cites·34 claims
- 1172US4980043AReference electrodeHORIBA LTD·Filed 1987·Granted Dec 25, 1990·29 cites·15 claims
- 1269US5436457AInfrared gas analyzerHORIBA LTD·Filed 1994·Granted Jul 25, 1995·32 cites·30 claims
- 1367US4872956AMethods of measuring ion-concentration and the like and a calibrating sheet as well as a calibrating method of measuring devices used thereinHORIBA LTD·Filed 1988·Granted Oct 10, 1989·22 cites·14 claims
- 1465US4816132ASheet type electrodeHORIBA LTD·Filed 1987·Granted Mar 28, 1989·21 cites·14 claims
- 1561US6989949B2Performance test method of head gimgal assembly with precise positioning actuatorTDK CORP·Filed 2003·Granted Jan 24, 2006·5 cites·10 claims
- 1658US5814280ASemiconductor PH sensor and circuit and method of making sameHORIBA LTD·Filed 1996·Granted Sep 29, 1998·23 cites·19 claims
- 1758US5545988AWaveform signal processor with selective samplingTDK CORP·Filed 1994·Granted Aug 13, 1996·11 cites·9 claims
- 1858US4797188ASheet type electrode for use in measurement of ionsHORIBA LTD·Filed 1987·Granted Jan 10, 1989·17 cites·9 claims
- 1957US5256443AMethod of producing metallic thin film sensorsHORIBA LTD·Filed 1992·Granted Oct 26, 1993·17 cites·16 claims
- 2053US7280069B2Range-finding radar apparatus with high-resolution pulse-width calculation unitTDK CORP·Filed 2004·Granted Oct 9, 2007·11 cites·4 claims
- 2153US5234568AApparatus for simultaneous measurement of a plurality of ionic concentrationsHORIBA LTD·Filed 1991·Granted Aug 10, 1993·17 cites·16 claims
- 2253US4883563AMethod of manufacturing a thin glass membraneHORIBA LTD·Filed 1988·Granted Nov 28, 1989·13 cites·23 claims
- 2353US4850105AMethod of taking out lead of semiconductor tip partHORIBA LTD·Filed 1988·Granted Jul 25, 1989·18 cites·14 claims
- 2448US5248403AGelatinized member for use in electrodes measuring ion concentrationHORIBA LTD·Filed 1989·Granted Sep 28, 1993·14 cites·4 claims
- 2546US4445034ACompound infrared detectorHORIBA LTD·Filed 1981·Granted Apr 24, 1984·11 cites·2 claims
- 2640US6229825B1Information consistency apparatus and methodFUJITSU LTD·Filed 1998·Granted May 8, 2001·14 cites·38 claims
- 2740US6018760AObject move processing apparatus, object move processing method and medium recorded with object move processing program in store-and-forward type of electronic conference systemFUJITSU LTD·Filed 1998·Granted Jan 25, 2000·34 cites·10 claims
- 2839US5970163AProcess for visually measuring a microbial activity state during real timeHORIBA LTD·Filed 1996·Granted Oct 19, 1999·5 cites·4 claims
- 2938US4872966ASheet type electrode for use in the measurement of ion concentrationsHORIBA LTD·Filed 1987·Granted Oct 10, 1989·6 cites·13 claims
- 3036US4901175AMagnetic head supporting deviceTDK CORP·Filed 1988·Granted Feb 13, 1990·3 cites·3 claims
- 3136US4499379AInfrared radiation gas analyzerHORIBA LTD·Filed 1983·Granted Feb 12, 1985·5 cites·3 claims
- 3235US5577840AMethod of measuring temperature by use of an infrared sensorHORIBA LTD·Filed 1994·Granted Nov 26, 1996·5 cites·8 claims
- 3335US5468514AMethod of producing a pH-responsive membraneHORIBA LTD·Filed 1994·Granted Nov 21, 1995·4 cites·18 claims
- 3434US6377976B1Destination 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 systemFUJITSU LTD·Filed 1998·Granted Apr 23, 2002·7 cites·20 claims
- 3532US5310473ARemovable sample testing member for use in measuring ion concentrationHORIBA LTD·Filed 1993·Granted May 10, 1994·5 cites·8 claims
- 3631US6131170ARegistered 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 systemFUJITSU LTD·Filed 1998·Granted Oct 10, 2000·5 cites·11 claims
- 3730US5211830ASheet-type electrode for use in the measurement of ion concentrationHORIBA LTD·Filed 1991·Granted May 18, 1993·3 cites·7 claims
- 3830US5121050AMethod of measuring physical properties by super-thin liquid membrane forming mode and interface reaction detection type boisensor by super-thin liquid membrane forming modeHORIBA LTD·Filed 1990·Granted Jun 9, 1992·0 cites·19 claims
- 3930US5024951AMethod of calibrating a sheet type electrodeHORIBA LTD·Filed 1988·Granted Jun 18, 1991·1 cites·4 claims
- 4029US6337864B1Information transmission apparatus, information transmission method, and medium recorded with information transmission program, in store-and-forward type of electronic conference systemFUJITSU LTD·Filed 1998·Granted Jan 8, 2002·1 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →