Inventor · disambiguated record
Akira Kawaguchi
Also filed as: KAWAGUCHI AKIRA
47 granted patents·8 pending applications·937 citations·filing 1986–2025
98Inventor score
Top patents by PatentIndex Score
55 records- 0197US5380211ACoaxial connector for connecting two circuit boardsWHITAKER CORP·Filed 1993·Granted Jan 10, 1995·225 cites·11 claims
- 0294US8512462B2Azo compounds, ink compositions, and colored bodiesMATSUI TAKAHIKO·Filed 2010·Granted Aug 20, 2013·14 cites·18 claims
- 0392US4790764AElectrical power terminal for circuit boardsAMP INC·Filed 1986·Granted Dec 13, 1988·82 cites·16 claims
- 0490US8226222B2Ink set, recording method, and colored objectKAJIURA NORIKO·Filed 2009·Granted Jul 24, 2012·21 cites·15 claims
- 0589US5018379AApparatus and method for crimping end of can bodyMITSUBISHI METAL CORP·Filed 1990·Granted May 28, 1991·56 cites·16 claims
- 0686US7357651B2Female connector, female connector mounting structure, and method of mounting female connector to substrateTOKAI RIKA CO LTD·Filed 2006·Granted Apr 15, 2008·30 cites·13 claims
- 0786US5482475ACoaxial cable connectorWHITAKER CORP·Filed 1995·Granted Jan 9, 1996·53 cites·20 claims
- 0884US7686295B2Paper ejecting deviceDUPLO SEIKO CORP·Filed 2009·Granted Mar 30, 2010·9 cites·10 claims
- 0982US8741045B2Ink composition, inkjet recording method, and colored materialKAWAGUCHI AKIRA·Filed 2011·Granted Jun 3, 2014·4 cites·11 claims
- 1078US8932393B2Azo compound, ink composition, recording method and colored materialYOSHIMOTO TAKASHI·Filed 2011·Granted Jan 13, 2015·3 cites·17 claims
- 1178US8741046B2Ink composition, inkjet recording method and colored bodyKAWAGUCHI AKIRA·Filed 2011·Granted Jun 3, 2014·3 cites·15 claims
- 1278US8210527B2Paper ejecting device with swinging protruding membersKAWAGUCHI AKIRA·Filed 2009·Granted Jul 3, 2012·6 cites·6 claims
- 1377US8657433B2Porphyrazine coloring matter, ink composition, recording method, and colored objectOOSHIMA KENJI·Filed 2010·Granted Feb 25, 2014·4 cites·18 claims
- 1473US6169677B1Power converting system multiplexed with voltage dividing transformers, the voltage transformers, and controller for the systemTOSHIBA KK·Filed 1999·Granted Jan 2, 2001·47 cites·12 claims
- 1573US5138247AReactive power compensating apparatus with higher harmonic suppressing functionTOSHIBA KK·Filed 1991·Granted Aug 11, 1992·37 cites·6 claims
- 1672US6272502B1Refreshing materialized views of a database to maintain consistency with underlying dataLUCENT TECHNOLOGIES INC·Filed 1998·Granted Aug 7, 2001·60 cites·13 claims
- 1771US7833061B2Electronic part connectorMOLEX INC·Filed 2006·Granted Nov 16, 2010·13 cites·5 claims
- 1869US8394186B2Porphyrazine coloring matter, ink composition and colored productYONEDA TAKASHI·Filed 2009·Granted Mar 12, 2013·2 cites·22 claims
- 1968US5062809AHigh-frequency connector and method of manufacturing thereofAMP INC·Filed 1991·Granted Nov 5, 1991·29 cites·8 claims
- 2066US8864891B2Ink composition, inkjet recording method and colored bodyKAWAGUCHI AKIRA·Filed 2011·Granted Oct 21, 2014·1 cites·15 claims
- 2166US6102727AConnector equipped with a locking memberWHITAKER CORP·Filed 1999·Granted Aug 15, 2000·25 cites·18 claims
- 2265US5015094AParticle size measuring systemOTSUKA DENSHI KK·Filed 1989·Granted May 14, 1991·28 cites·3 claims
- 2365US2025296114A1Acrylic acid plasma polymerization film and production method thereforTOYODA GOSEI KK·Filed 2025·Application pending·0 cites
- 2464US8535432B2Porphyrazine coloring matter, ink composition containing the same and colored productYONEDA TAKASHI·Filed 2010·Granted Sep 17, 2013·2 cites·21 claims
- 2562US8167302B2Paper inverting deviceKAWAGUCHI AKIRA·Filed 2008·Granted May 1, 2012·2 cites·8 claims
- 2662US8052143B2Paper inverting deviceDUPLO SEIKO CORP·Filed 2008·Granted Nov 8, 2011·2 cites·9 claims
- 2762US2024295634A1Near-infrared transmissive covers and near-infrared sensorTOYODA GOSEI KK·Filed 2024·Application pending·0 cites
- 2860US5151001AApparatus for rotating top ends of cansMITSUBISHI MATERIALS CORP·Filed 1990·Granted Sep 29, 1992·19 cites·26 claims
- 2958US10167405B2Aqueous coloring agent dispersion for inkjet, ink composition, inkjet recording method, and colored bodyNIPPON KAYAKU KK·Filed 2016·Granted Jan 1, 2019·0 cites·4 claims
- 3058US2024309220A1Sparkle coating film and coverTOYODA GOSEI KK·Filed 2024·Application pending·0 cites
- 3157US6035090AOptical fiber cable terminal structure and cap member used in the sameWHITAKER CORP·Filed 1997·Granted Mar 7, 2000·26 cites·8 claims
- 3257US5083934AElectrical connector systemKAWAGUCHI AKIRA·Filed 1990·Granted Jan 28, 1992·21 cites·8 claims
- 3357US2014363642A1Aqueous coloring agent dispersion for inkjet, ink composition, inkjet recording method, and colored bodyNIPPON KAYAKU KK·Filed 2013·Application pending·0 cites
- 3456US8535431B2Porphyrazine coloring matter, ink composition containing the same and colored productYONEDA TAKASHI·Filed 2009·Granted Sep 17, 2013·0 cites·22 claims
- 3555US9617441B2Ink set, inkjet recording method, and colored bodyNIPPON KAYAKU KK·Filed 2014·Granted Apr 11, 2017·0 cites·7 claims
- 3655US5400635ACan forming apparatusMITSUBISHI MATERIALS CORP·Filed 1993·Granted Mar 28, 1995·12 cites·14 claims
- 3755US5157454ADifferential refractometerOTSUKA DENSHI KK·Filed 1990·Granted Oct 20, 1992·23 cites·15 claims
- 3854US10017653B2Ink composition, ink jet recording method, and colored substanceNIPPON KAYAKU KK·Filed 2015·Granted Jul 10, 2018·0 cites·11 claims
- 3954US2011216117A1Water-soluble azo compound or salt thereof, ink composition, and colored matterNIPPON KAYAKU KK·Filed 2009·Application pending·0 cites
- 4053US5864475APower converterTOSHIBA KK·Filed 1997·Granted Jan 26, 1999·22 cites·6 claims
- 4148US9428661B2Aqueous ink composition, inkjet recording method, and colored materialNIPPON KAYAKU KK·Filed 2014·Granted Aug 30, 2016·0 cites·10 claims
- 4245US5984816AToothed power transmission belt and drive system using the power transmission beltMITSUBOSHI BELTING LTD·Filed 1997·Granted Nov 16, 1999·9 cites·14 claims
- 4344US8694293B2Simulation support method, computer-readable storage medium storing simulation support program, and simulation support apparatusKAWAGUCHI AKIRA·Filed 2009·Granted Apr 8, 2014·0 cites·25 claims
- 4444US6636308B1Apparatus for measuring characteristics of optical angleOTSUKA DENSHI KK·Filed 1998·Granted Oct 21, 2003·13 cites·7 claims
- 4544US2011052885A1Water soluble azo compound or salt thereof, ink composition and colored bodyNIPPON KAYAKU KK·Filed 2009·Application pending·0 cites
- 4644US2011312914A1Carbon monoxide removal agentKANO KOJI·Filed 2011·Application pending·0 cites
- 4742US11639491B2Microorganism lyophilized compositionKUMIAI CHEMICAL INDUSTRY CO·Filed 2018·Granted May 2, 2023·0 cites·7 claims
- 4842US10544320B2Ink composition, inkjet recording method, and colored articleNIPPON KAYAKU KK·Filed 2015·Granted Jan 28, 2020·0 cites·10 claims
- 4941US2022308979A1Information processing device, information processing method, and non-transitory storage mediumTOYOTA TECHNICAL DEV CORPORATION·Filed 2022·Application pending·0 cites
- 5039US5306214AChain-type power transmission beltMITSUBOSHI BELTING LTD·Filed 1992·Granted Apr 26, 1994·8 cites·20 claims
Showing the top 50 of 55 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Akira Kawaguchi files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →