Inventor · disambiguated record
Yoshio Yamada
Also filed as: YAMADA YOSHIO
65 granted patents·10 pending applications·1,053 citations·filing 1975–2022
99Inventor score
Files withISHIKAWA GASKET16NHK SPRING CO LTD16PANASONIC IP MAN CO LTD9TOYO TIRE & RUBBER CO7YAMADA YOSHIO7
Top patents by PatentIndex Score
75 records- 0196US4739999ASteel laminate gasketISHIKAWA GASKET·Filed 1987·Granted Apr 26, 1988·95 cites·13 claims
- 0291US7898272B2Probe cardNHK SPRING CO LTD·Filed 2007·Granted Mar 1, 2011·23 cites·8 claims
- 0391US6070904AAir bag device with breakable retainer strapTOYO TIRE & RUBBER CO·Filed 1996·Granted Jun 6, 2000·93 cites·9 claims
- 0491US4648607ASteel laminate gasket with assembly order identification deviceISHIKAWA GASKET·Filed 1986·Granted Mar 10, 1987·58 cites·6 claims
- 0590US6655983B1Electrical test probe provided with a signal transmitting wire having an enlarged portion for preventing the wire from coming out of the probeNHK SPRING CO LTD·Filed 2000·Granted Dec 2, 2003·47 cites·18 claims
- 0688US6189895B1Metal gasket with sealing and connecting sectionsISHIKAWA GASKET·Filed 1999·Granted Feb 20, 2001·53 cites·10 claims
- 0788US4823161ACleaning blade for electrophotographic copying machines or the likeTOYO TIRE & RUBBER CO·Filed 1987·Granted Apr 18, 1989·33 cites·9 claims
- 0885US7795892B2Probe cardNHK SPRING CO LTD·Filed 2006·Granted Sep 14, 2010·11 cites·9 claims
- 0984US4776601ASteel laminate gasket with positioning deviceISHIKAWA GASKET·Filed 1987·Granted Oct 11, 1988·41 cites·6 claims
- 1084US4515981APolyetherpolyol derivative and process for preparing the sameTOYO TIRE & RUBBER CO·Filed 1983·Granted May 7, 1985·35 cites·1 claims
- 1182US8018242B2Probe cardNHK SPRING CO LTD·Filed 2006·Granted Sep 13, 2011·8 cites·23 claims
- 1281US10794455B2TensionerDAIDO KOGYO KK·Filed 2019·Granted Oct 6, 2020·2 cites·9 claims
- 1380US8049525B2Parallelism adjusting mechanism of probe cardNHK SPRING CO LTD·Filed 2007·Granted Nov 1, 2011·8 cites·11 claims
- 1478US8149008B2Probe card electrically connectable with a semiconductor waferYAMADA YOSHIO·Filed 2008·Granted Apr 3, 2012·10 cites·3 claims
- 1577US6322084B1Metal gasket with bore ringISHIKAWA GASKET·Filed 2000·Granted Nov 27, 2001·18 cites·11 claims
- 1674US4547423ATextile for clothesSONY CORP·Filed 1983·Granted Oct 15, 1985·20 cites·11 claims
- 1773US4803965ASteel laminate type cylinder head gasketISHIKAWA GASKET·Filed 1987·Granted Feb 14, 1989·28 cites·8 claims
- 1872US5082298ASteel laminate gasket with seal protecting memberISHIKAWA GASKET·Filed 1989·Granted Jan 21, 1992·28 cites·19 claims
- 1970US4504648APolyurethaneurea and process for preparing the sameTOYO TIRE & RUBBER CO·Filed 1983·Granted Mar 12, 1985·20 cites·4 claims
- 2069US4048071ALiquid filtering deviceYAMADA YOSHIO·Filed 1975·Granted Sep 13, 1977·25 cites·1 claims
- 2168US9373900B2Contact structure unitYAMADA YOSHIO·Filed 2012·Granted Jun 21, 2016·2 cites·4 claims
- 2266US8671709B2Method and apparatus for producing frozen productsYAMADA YOSHIO·Filed 2008·Granted Mar 18, 2014·0 cites·19 claims
- 2365US5141237ASteel laminate gasket with a plate information deviceISHIKAWA GASKET·Filed 1989·Granted Aug 25, 1992·22 cites·3 claims
- 2465US4939551ACleaning device for electrophotographic copying machinesTOYO TIRE & RUBBER CO·Filed 1988·Granted Jul 3, 1990·13 cites·2 claims
- 2565US4869516ASteel laminate gasketsISHIKAWA GASKET·Filed 1987·Granted Sep 26, 1989·23 cites·7 claims
- 2664US10082525B2Probe unitNHK SPRING CO LTD·Filed 2015·Granted Sep 25, 2018·1 cites·9 claims
- 2764US2025264142A1Disc spring manufacturing method, and disc springNHK SPRING CO LTD·Filed 2021·Application pending·0 cites
- 2863US7628029B2Quick-freezing method and device for food with liquid surface contactTECHNICAN COMPANY LTD·Filed 2004·Granted Dec 8, 2009·2 cites·1 claims
- 2963US5539015ASynthetic resin composition and interior material coated with the sameTOYODA CHUO KENKYUSHO KK·Filed 1994·Granted Jul 23, 1996·17 cites·12 claims
- 3063US4732959APolyesterpolyol derivative and a poly(urethane)ureamide obtained therefromTOYO TIRE & RUBBER CO·Filed 1985·Granted Mar 22, 1988·14 cites·8 claims
- 3162US8518172B2Aqueous inorganic zinc-rich coating compositionMORIZANE TOSHINORI·Filed 2009·Granted Aug 27, 2013·2 cites·11 claims
- 3262US5222367AMethod of freezing food utilizing a set agitatorTECHNICAN COMPANY LTD·Filed 1992·Granted Jun 29, 1993·22 cites·5 claims
- 3361US6642728B1Holder of electroconductive contactor, and method for producing the sameNHK SPRING CO LTD·Filed 1999·Granted Nov 4, 2003·29 cites·10 claims
- 3460US8149006B2Probe cardNAKAYAMA HIROSHI·Filed 2006·Granted Apr 3, 2012·1 cites·6 claims
- 3558US10723638B2Liquid treatment devicePANASONIC IP MAN CO LTD·Filed 2018·Granted Jul 28, 2020·0 cites·5 claims
- 3656US11898635B2TensionerNHK SPRING CO LTD·Filed 2019·Granted Feb 13, 2024·0 cites·16 claims
- 3755US9702905B2Probe unitYAMADA YOSHIO·Filed 2012·Granted Jul 11, 2017·1 cites·4 claims
- 3854US10723637B2Liquid treatment apparatusPANASONIC IP MAN CO LTD·Filed 2018·Granted Jul 28, 2020·0 cites·9 claims
- 3953US5704368AMethod of, and apparatus for, measuring electrogastrogram and intestinal electrogramGRAM CORP·Filed 1995·Granted Jan 6, 1998·77 cites·7 claims
- 4053US5209504AMetal laminate gasketISHIKAWA GASKET·Filed 1992·Granted May 11, 1993·18 cites·9 claims
- 4153US5203576AClip for a gasketISHIKAWA GASKET·Filed 1991·Granted Apr 20, 1993·23 cites·11 claims
- 4253US4537945APolyether derivative and a poly(urethane)ureamide obtained therefromTOYO TIRE & RUBBER CO·Filed 1984·Granted Aug 27, 1985·10 cites·8 claims
- 4352US12442425B2Spring memberNHK SPRING CO LTD·Filed 2021·Granted Oct 14, 2025·0 cites·12 claims
- 4452US8456184B2Probe card for a semiconductor waferYAMADA YOSHIO·Filed 2008·Granted Jun 4, 2013·2 cites·13 claims
- 4552US4809653ASteel laminate type cylinder head gasketISHIKAWA GASKET·Filed 1987·Granted Mar 7, 1989·13 cites·13 claims
- 4652US2024229886A9Spring memberNHK SPRING CO LTD·Filed 2022·Application pending·0 cites
- 4751US11059729B2Liquid treatment devicePANASONIC IP MAN CO LTD·Filed 2018·Granted Jul 13, 2021·0 cites·5 claims
- 4850US5622778ASynthetic resin composition and interior material coated with the sameTOYODA CHUO KENKYUSHO KK·Filed 1996·Granted Apr 22, 1997·13 cites·3 claims
- 4948US10654730B2Liquid processing apparatusPANASONIC IP MAN CO LTD·Filed 2019·Granted May 19, 2020·0 cites·8 claims
- 5047US12163197B2Method of manufacturing leatherMIDORI AUTO LEATHER CO LTD·Filed 2020·Granted Dec 10, 2024·0 cites·16 claims
Showing the top 50 of 75 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →