Inventor · disambiguated record
Yukio Sakai
Also filed as: IIDA TEIJI · SAKAI YUKIO
32 granted patents·6 pending applications·545 citations·filing 1978–2022
97Inventor score
Files withMITSUBISHI GAS CHEMICAL CO9MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8MITSUBISHI PETROCHEMICAL CO8PANASONIC IP MAN CO LTD3HORIBA LTD2
Top patents by PatentIndex Score
38 records- 0191US10066992B2Photodetector output correction method used for spectroscopic analyzerHORIBA LTD·Filed 2016·Granted Sep 4, 2018·8 cites·6 claims
- 0289US4891126AMesophase pitch for use in the making of carbon materials and process for producing the sameMITSUBISHI GAS CHEMICAL CO·Filed 1988·Granted Jan 2, 1990·36 cites·24 claims
- 0385US4690913ASilver catalyst for production of ethylene oxide from ethylene and process for producing the catalystMITSUBISHI PETROCHEMICAL CO·Filed 1985·Granted Sep 1, 1987·19 cites·8 claims
- 0484US4939114ASilver-deposited catalyst for production of ethylene oxideMITSUBISHI PETROCHEMICAL CO·Filed 1988·Granted Jul 3, 1990·48 cites·3 claims
- 0584US4660961ACopying apparatus for synthesizing imagesMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1984·Granted Apr 28, 1987·29 cites·16 claims
- 0681US11332125B2Parking assist device, vehicle, and parking assist methodPANASONIC IP MAN CO LTD·Filed 2020·Granted May 17, 2022·2 cites·16 claims
- 0780US5210504ASemiconductor device for tv tuner and tv tuner using the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted May 11, 1993·56 cites·12 claims
- 0879US4415476ASilver-based catalyst containing chlorine as an anionic component for the production of ethylene oxideMITSUBISHI PETROCHEMICAL CO·Filed 1982·Granted Nov 15, 1983·15 cites·8 claims
- 0978US4697913ACopying apparatus for synthesizing imagesMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1986·Granted Oct 6, 1987·24 cites·8 claims
- 1075US6252658B1Particle size distribution measuring apparatusHORIBA LTD·Filed 1999·Granted Jun 26, 2001·43 cites·17 claims
- 1173US4789455AProcess for producing pitch used as starting material for the making of carbon materialsMITSUBISHI GAS CHEMICAL CO·Filed 1987·Granted Dec 6, 1988·20 cites·17 claims
- 1272US6472952B1Antenna duplexer circuit with a phase shifter on the receive sideMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Oct 29, 2002·44 cites·4 claims
- 1370US4812437ASilver-deposited catalyst for production of ethylene oxideMITSUBISHI PETROCHEMICAL CO·Filed 1987·Granted Mar 14, 1989·24 cites·12 claims
- 1469US4806153AMethod and apparatus for investigating subsurface conditionsKISO JIBAN CONSULTANTS CO LTD·Filed 1987·Granted Feb 21, 1989·49 cites·2 claims
- 1565US5182010AMesophase pitch for use in the making of carbon materialsMITSUBISHI GAS CHEMICAL CO·Filed 1991·Granted Jan 26, 1993·16 cites·8 claims
- 1664US4746749AProcess for producing silver oxalateMITSUBISHI PETROCHEMICAL CO·Filed 1987·Granted May 24, 1988·7 cites·11 claims
- 1756US4694089AProcess for preparing pyromellitic dianhydrideMITSUBISHI GAS CHEMICAL CO·Filed 1986·Granted Sep 15, 1987·7 cites·11 claims
- 1855US4361394AMethod and apparatus for scanning light beamMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1981·Granted Nov 30, 1982·13 cites·5 claims
- 1954US4414135ASilver-based catalyst containing bromine and/or fluorine as an anionic component for the production of ethylene oxideMITSUBISHI PETROCHEMICAL CO·Filed 1982·Granted Nov 8, 1983·11 cites·8 claims
- 2052US4219968AAutomobile door window glass systemTOYOTA MOTOR CO LTD·Filed 1978·Granted Sep 2, 1980·14 cites·4 claims
- 2149US8014161B2Communication device and electronic apparatus using the samePANASONIC CORP·Filed 2007·Granted Sep 6, 2011·0 cites·8 claims
- 2247US8946563B2Module with exposed parts of copper foil and process for production thereofKASHIWAGI TAKAFUMI·Filed 2010·Granted Feb 3, 2015·1 cites·11 claims
- 2346US6241923B1Process for the production of carbon fibersMITSUBISHI GAS CHEMICAL CO·Filed 1999·Granted Jun 5, 2001·8 cites·8 claims
- 2446US2022266708A1Parking assist device, parking assist method, and recording mediumPANASONIC IP MAN CO LTD·Filed 2022·Application pending·0 cites
- 2545US5319318AGain control circuit and semiconductor deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted Jun 7, 1994·8 cites·7 claims
- 2645US2022073057A1Parking assist apparatus, parking assist method and non-transitory computer-readable mediumPANASONIC IP MAN CO LTD·Filed 2021·Application pending·0 cites
- 2744US2014205065A1Radiation generator, anti-scatter grid, and radiation imaging apparatus including at least one of the sameSAMSUNG ELECTRONICS CO LTD·Filed 2014·Application pending·0 cites
- 2843US5896926APacker type groundwater sampling system and water sampling methodDORYOKURO KAKUNENRYO·Filed 1996·Granted Apr 27, 1999·25 cites·8 claims
- 2940US2008036663A1Antenna DeviceSAKAI YUKIO·Filed 2006·Application pending·0 cites
- 3039US4786624ASilver catalyst for production of ethylene oxide from ethyleneMITSUBISHI PETROCHEMICAL CO·Filed 1987·Granted Nov 22, 1988·5 cites·6 claims
- 3139US2009042522A1Transmitter and communication device using the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2006·Application pending·0 cites
- 3237US2001016186A1Carbon material comprising particles having a coarsely granular surface and process for the production thereofFiled 2001·Application pending·0 cites
- 3336US4642360AMethod for producing ethylene oxideMITSUBISHI PETROCHEMICAL CO·Filed 1985·Granted Feb 10, 1987·4 cites·4 claims
- 3434US5944980AMethod for producing isotropic pitch, activated carbon fibers and carbon materials for non-aqueous secondary battery anodesMITSUBISHI GAS CHEMICAL CO·Filed 1997·Granted Aug 31, 1999·2 cites·4 claims
- 3533US6914481B2High frequency power amplifier apparatus and power amplifier module use the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Jul 5, 2005·0 cites·16 claims
- 3631US4500730AProcess for producing aromatic polycarboxylic acidMITSUBISHI GAS CHEMICAL CO·Filed 1983·Granted Feb 19, 1985·3 cites·10 claims
- 3730US6228343B1Method for producing isotropic pitch, activated carbon fibers and carbon materials for non-aqueous secondary battery anodesMITSUBISHI GAS CHEMICAL CO·Filed 1999·Granted May 8, 2001·4 cites·6 claims
- 3830US6187964B1Method of producing phenol compoundMITSUBISHI GAS CHEMICAL CO·Filed 1999·Granted Feb 13, 2001·0 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →