Inventor · disambiguated record
Toshiya Yamamoto
Also filed as: YAMAMOTO TOSHIYA
20 granted patents·5 pending applications·145 citations·filing 1986–2021
93Inventor score
Files withTANAKA PRECIOUS METAL IND11YAMAMOTO TOSHIYA5MABUCHI MOTOR CO4HITACHI POWDERED METALS2TANAKA HOLDINGS CO LTD1
Top patents by PatentIndex Score
25 records- 0179US11072851B2Sputtering targetTANAKA PRECIOUS METAL IND·Filed 2016·Granted Jul 27, 2021·1 cites·3 claims
- 0277US6432157B1Method for preparing Ag-ZnO electric contact material and electric contact material produced therebyTANAKA PRECIOUS METAL IND·Filed 2000·Granted Aug 13, 2002·12 cites·6 claims
- 0375US10636633B2Sputtering target and process for production thereofTANAKA PRECIOUS METAL IND·Filed 2015·Granted Apr 28, 2020·1 cites·20 claims
- 0475US8460602B2Method for producing regenerated targetYAMAMOTO TOSHIYA·Filed 2009·Granted Jun 11, 2013·4 cites·22 claims
- 0573US5972131AAg-Cu alloy for a sliding contactTANAKA PRECIOUS METAL IND·Filed 1997·Granted Oct 26, 1999·24 cites·10 claims
- 0669US7876017B2Commutator and brush materials for small electric motor, clad composite material, and small electric DC motor using the sameMABUCHI MOTOR CO·Filed 2006·Granted Jan 25, 2011·2 cites·5 claims
- 0768US2021269911A1Sputtering targetTANAKA PRECIOUS METAL IND·Filed 2021·Application pending·0 cites
- 0867US7790643B2Urethane foam reinforcing materialTOYO BOSEKI·Filed 2007·Granted Sep 7, 2010·1 cites·8 claims
- 0967US5876862ASliding contact material, clad compoosite material, commutator employing said material and direct current motor employing said commutatorMABUCHI MOTOR CO·Filed 1996·Granted Mar 2, 1999·33 cites·17 claims
- 1061US4760310ACathode-ray tubes and coating materials thereforHITACHI POWDERED METALS·Filed 1986·Granted Jul 26, 1988·12 cites·3 claims
- 1160US8999227B2Method for producing regenerated targetTANAKA HOLDINGS CO LTD·Filed 2012·Granted Apr 7, 2015·0 cites·18 claims
- 1257US7160632B2Material for sliding contacts, clad composite material and small-sized DC motor using the sameTANAKA PRECIOUS METAL IND·Filed 2004·Granted Jan 9, 2007·9 cites·23 claims
- 1356US10971181B2Sputtering target for magnetic recording mediaTANAKA PRECIOUS METAL IND·Filed 2017·Granted Apr 6, 2021·0 cites·20 claims
- 1456US6791045B1Shielded-type automotive relay controlling a magnet clutch load of a vehicle air-conditionerTANAKA PRECIOUS METAL IND·Filed 2000·Granted Sep 14, 2004·2 cites·2 claims
- 1555US5512215AShading film for color filter and coating for forming shading filmHITACHI POWDERED METALS·Filed 1993·Granted Apr 30, 1996·19 cites·13 claims
- 1654US6245166B1Material for sliding contact, composite clad material, and small-sized direct current motor using the sameMABUCHI MOTOR CO·Filed 1998·Granted Jun 12, 2001·20 cites·15 claims
- 1752US8287804B2Method for recovering metal from target and method for manufacturing targetYAMAMOTO TOSHIYA·Filed 2009·Granted Oct 16, 2012·0 cites·21 claims
- 1847US8366800B2Method for recovering metal from target and method for manufacturing targetTANAKA PRECIOUS METAL IND·Filed 2011·Granted Feb 5, 2013·0 cites·33 claims
- 1947US2007117489A1Nonwoven fabric for forming vehicle molded articles and use thereofYAMAMOTO TOSHIYA·Filed 2004·Application pending·0 cites
- 2046US6638334B2Sliding contact material comprising Ag-Ni based alloy having Ni metal particles dispersed and clad composite material, and Dc compact motor using the sameMABUCHI MOTOR CO·Filed 2001·Granted Oct 28, 2003·5 cites·20 claims
- 2144US8641834B2Method for manufacturing electric contact material, electric contact material, and thermal fuseYAMAMOTO TOSHIYA·Filed 2008·Granted Feb 4, 2014·0 cites·3 claims
- 2242US6746551B2Make break contact material comprising ag-ni based alloy having ni metal particles dispersed and relay using the sameTANAKA PRECIOUS METAL IND·Filed 2001·Granted Jun 8, 2004·0 cites·9 claims
- 2339US2007018526A1Relay for sealed ac load and ag-base contact element material for use thereinTANAKA PRECIOUS METAL IND·Filed 2005·Application pending·0 cites
- 2438US2008038980A1Spunbonded Nonwoven FabricsTANAKA SHIGEKI·Filed 2005·Application pending·0 cites
- 2534US2014019078A1Coke Drum Analysis Apparatus and MethodYAMAMOTO TOSHIYA·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →