Inventor · disambiguated record
Kazuo Yamaguchi
Also filed as: ENOKIDO NOBUO · YAMAGUCHI KAZUO
69 granted patents·16 pending applications·1,320 citations·filing 1975–2025
99Inventor score
Top patents by PatentIndex Score
85 records- 0197US8957248B2Process for producing acetic acidMIURA HIROYUKI·Filed 2011·Granted Feb 17, 2015·31 cites·10 claims
- 0297US5127406AApparatus for measuring concentration of substances in bloodNIHON KOHDEN CORP·Filed 1989·Granted Jul 7, 1992·165 cites·6 claims
- 0397US4449818AMethod of inspecting microscopic surface defectsHITACHI METALS LTD·Filed 1982·Granted May 22, 1984·124 cites·8 claims
- 0494US7274813B2Defect inspection method and apparatusHITACHI LTD·Filed 2005·Granted Sep 25, 2007·18 cites·24 claims
- 0594US6690469B1Method and apparatus for observing and inspecting defectsHITACHI LTD·Filed 1999·Granted Feb 10, 2004·98 cites·35 claims
- 0693US8107717B2Defect inspection method and apparatusMAEDA SHUNJI·Filed 2011·Granted Jan 31, 2012·14 cites·16 claims
- 0793US4471290ASubstrate bias generating circuitTOKYO SHIBAURA ELECTRIC CO·Filed 1982·Granted Sep 11, 1984·66 cites·12 claims
- 0891US6947587B1Defect inspection method and apparatusHITACHI LTD·Filed 1999·Granted Sep 20, 2005·88 cites·30 claims
- 0991US5307353AFault recovery system of a ring networkFUJITSU LTD·Filed 1991·Granted Apr 26, 1994·107 cites·25 claims
- 1088US7802915B2Device and method for adjusting the degree of mixingKOBE STEEL LTD·Filed 2009·Granted Sep 28, 2010·11 cites·9 claims
- 1186US3989881ACatalyst and process for polymerization of olefinMITSUBISHI CHEM IND·Filed 1975·Granted Nov 2, 1976·32 cites·19 claims
- 1284US9606437B2Fluorine-containing compound, substrate for pattern formation, photodegradable coupling agent, pattern formation method, and compoundUNIV KANAGAWA·Filed 2015·Granted Mar 28, 2017·2 cites·11 claims
- 1382US7512259B2Defect inspection method and apparatusHITACHI LTD·Filed 2007·Granted Mar 31, 2009·7 cites·4 claims
- 1482US4862460ATest pattern generatorHITACHI LTD·Filed 1986·Granted Aug 29, 1989·39 cites·14 claims
- 1580US10937765B2Semiconductor device with laminated semiconductor chipsULTRAMEMORY INC·Filed 2019·Granted Mar 2, 2021·2 cites·6 claims
- 1679US9463581B2Kneading degree adjusting mechanism, extruder, continuous mixer, kneading degree adjusting method, and kneading methodYAMAGUCHI KAZUO·Filed 2008·Granted Oct 11, 2016·8 cites·20 claims
- 1779US7092095B2Method and apparatus for observing and inspecting defectsHITACHI LTD·Filed 2004·Granted Aug 15, 2006·11 cites·14 claims
- 1878US7916929B2Defect inspection method and apparatusHITACHI LTD·Filed 2009·Granted Mar 29, 2011·5 cites·16 claims
- 1977US6962522B1Barrel polishing deviceTOYOTA JIDOUSHA HOKKAIDOU KABU·Filed 2004·Granted Nov 8, 2005·24 cites·6 claims
- 2075US10483242B2Semiconductor deviceULTRAMEMORY INC·Filed 2016·Granted Nov 19, 2019·2 cites·9 claims
- 2175US8096698B2Load monitoring method and load monitoring apparatus for kneading apparatusYAMAGUCHI KAZUO·Filed 2008·Granted Jan 17, 2012·4 cites·7 claims
- 2274US4363977ADevice for discriminating between two values of a signal with DC offset compensationFUJITSU LTD·Filed 1981·Granted Dec 14, 1982·36 cites·5 claims
- 2373US7499162B2Method and apparatus for observing and inspecting defectsHITACHI LTD·Filed 2006·Granted Mar 3, 2009·2 cites·8 claims
- 2473US4115533APreparation of solid titanium trichlorideMITSUBISHI CHEM IND·Filed 1977·Granted Sep 19, 1978·16 cites·7 claims
- 2572US6960752B1Calibration camera deviceOLYMPUS CORP·Filed 2005·Granted Nov 1, 2005·3 cites·7 claims
- 2671US8118475B2Kneading degree adjusting apparatus, extruder and continuous kneaderYAMADA SAYAKA·Filed 2009·Granted Feb 21, 2012·3 cites·7 claims
- 2771US8087815B2KneaderFUKUTANI KAZUHISA·Filed 2008·Granted Jan 3, 2012·3 cites·18 claims
- 2869US11437350B2Semiconductor deviceULTRAMEMORY INC·Filed 2021·Granted Sep 6, 2022·0 cites·7 claims
- 2969US4589296APower transmission mechanismHONDA MOTOR CO LTD·Filed 1985·Granted May 20, 1986·24 cites·10 claims
- 3069US2025386722A1Compound, polymer compound, photosensitive surface treatment agent, laminate, substrate for pattern formation, transistor, pattern formation method, and transistor manufacturing methodNIKON CORP·Filed 2025·Application pending·0 cites
- 3168US8132957B2Kneading disc segment and twin-screw extruderFUKUTANI KAZUHISA·Filed 2008·Granted Mar 13, 2012·2 cites·3 claims
- 3267US10449498B2Continuous kneading deviceKOBE STEEL LTD·Filed 2014·Granted Oct 22, 2019·1 cites·5 claims
- 3367US5331770AMethod for scraping off excessive portion of workpieceHITACHI LTD·Filed 1992·Granted Jul 26, 1994·35 cites·37 claims
- 3466US10871219B2Speed-switchable reduction gearKOBE STEEL LTD·Filed 2017·Granted Dec 22, 2020·1 cites·9 claims
- 3566US8172449B2Kneading screw, twin screw extruder, and method for assembling kneading screwYAMANE YASUAKI·Filed 2007·Granted May 8, 2012·2 cites·7 claims
- 3666US4347617AAsynchronous transmission system for binary-coded informationFUJITSU LTD·Filed 1980·Granted Aug 31, 1982·25 cites·8 claims
- 3764US11369927B2Gel reduction methodKOBE STEEL LTD·Filed 2018·Granted Jun 28, 2022·0 cites·4 claims
- 3864US5038031AOptical rotary encoder having large and small numerical aperture fibersOPTEC D D MELCO LAB CO LTD·Filed 1990·Granted Aug 6, 1991·24 cites·4 claims
- 3963US4339590ACyclic sulfur compoundsJAPAN SYNTHETIC RUBBER CO LTD·Filed 1981·Granted Jul 13, 1982·5 cites·6 claims
- 4063US4115532APreparation of solid titanium trichlorideMITSUBISHI CHEM IND·Filed 1977·Granted Sep 19, 1978·11 cites·2 claims
- 4162US6661503B1Method for manufacturing optic transmission modules and system for inspecting bit error rate charactersHITACHI LTD·Filed 1998·Granted Dec 9, 2003·26 cites·16 claims
- 4262USRE37401EFault recovery system of a ring networkFUJITSU LTD·Filed 1996·Granted Oct 2, 2001·22 cites·46 claims
- 4362US5083885ALaying structure for vacuum sewer pipe of vacuum sewage collecting systemEBARA CORP·Filed 1991·Granted Jan 28, 1992·21 cites·5 claims
- 4462US2009141264A1Method and Apparatus for Observing and Inspecting DefectsHITACHI LTD·Filed 2009·Application pending·0 cites
- 4561US5114280AVacuum type sewage collecting system and vacuum valve controller for the sameEBARA CORP·Filed 1990·Granted May 19, 1992·22 cites·4 claims
- 4661US4202958AProcess for the preparation of polyolefins using a reduced vanadium halide catalystMITSUBISHI CHEM IND·Filed 1977·Granted May 13, 1980·10 cites·6 claims
- 4760US11767327B2Compound, pattern forming substrate, coupling agent, and pattern formation methodNIKON CORP·Filed 2020·Granted Sep 26, 2023·0 cites·3 claims
- 4860US11518731B2Fluorine-containing compound, substrate for patterning, photodegradable coupling agent, patterning method, and compoundUNIV KANAGAWA·Filed 2018·Granted Dec 6, 2022·0 cites·3 claims
- 4958US4074127AOptical PCM group transmission repeating systemFUJITSU LTD·Filed 1976·Granted Feb 14, 1978·17 cites·12 claims
- 5056US5487646AVacuum pump control apparatus for an evacuating type waste water collecting systemEBARA CORP·Filed 1994·Granted Jan 30, 1996·24 cites·14 claims
Showing the top 50 of 85 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →