Assignee
TANAKA PRECIOUS METAL IND
JP·284 granted patents·96 pending applications·2,863 citations·filing 1987–2024
Top patents by PatentIndex Score
380 records- 0197US7576029B2CatalystTANAKA PRECIOUS METAL IND·Filed 2005·Granted Aug 18, 2009·66 cites·5 claims
- 0296US9806500B2Tape material having clad structure for manufacturing ignition plug electrodeTANAKA PRECIOUS METAL IND·Filed 2015·Granted Oct 31, 2017·10 cites·7 claims
- 0395US5766787ASolid polymer electrolyte compositionTANAKA PRECIOUS METAL IND·Filed 1995·Granted Jun 16, 1998·163 cites·10 claims
- 0495US5246792AStructure of ion exchange membraneTANAKA PRECIOUS METAL IND·Filed 1992·Granted Sep 21, 1993·77 cites·3 claims
- 0594US7169735B2Catalyst and process for preparing the sameTANAKA PRECIOUS METAL IND·Filed 2005·Granted Jan 30, 2007·34 cites·16 claims
- 0693US5472799ASolid polymer electrolyte fuel cellTANAKA PRECIOUS METAL IND·Filed 1993·Granted Dec 5, 1995·117 cites·2 claims
- 0793US5420319ACis-oxalato(trans-1-1,2-cyclohexanediamine) Pt(II) complex having high optical purity and process of preparing sameTANAKA PRECIOUS METAL IND·Filed 1993·Granted May 30, 1995·59 cites·13 claims
- 0892US11753708B2High strength/highly conductive copper alloy plate material and manufacturing method thereforTANAKA PRECIOUS METAL IND·Filed 2022·Granted Sep 12, 2023·3 cites·4 claims
- 0992US5225391AElectrocatalyst for anodeTANAKA PRECIOUS METAL IND·Filed 1992·Granted Jul 6, 1993·111 cites·1 claims
- 1090US6770145B2Low-pressure CVD apparatus and method of manufacturing a thin filmTANAKA PRECIOUS METAL IND·Filed 2001·Granted Aug 3, 2004·40 cites·7 claims
- 1189US11795524B2Medical Pt-W alloyTANAKA PRECIOUS METAL IND·Filed 2022·Granted Oct 24, 2023·1 cites·5 claims
- 1289US5186877AProcess of preparing electrode for fuel cellTANAKA PRECIOUS METAL IND·Filed 1991·Granted Feb 16, 1993·91 cites·2 claims
- 1388US10441943B2Catalyst for hydrogen peroxide decomposition, process for producing the same, and method for decomposing hydrogen peroxide using the catalystTANAKA PRECIOUS METAL IND·Filed 2015·Granted Oct 15, 2019·2 cites·12 claims
- 1488US5885318ABushing base plate and process of preparing sameTANAKA PRECIOUS METAL IND·Filed 1995·Granted Mar 23, 1999·51 cites·23 claims
- 1587US10220120B2Alloy for medical use and method of producing the sameTANAKA PRECIOUS METAL IND·Filed 2014·Granted Mar 5, 2019·3 cites·8 claims
- 1687US6420582B1Organometallic compounds for chemical vapor deposition and their preparing processes, and processes for chemical vapor deposition of precious-metal films and precious-metal compound filmsTANAKA PRECIOUS METAL IND·Filed 2001·Granted Jul 16, 2002·30 cites·6 claims
- 1786US5843519AProcess for forming a catalyst layer on an electrode by spray-dryingTANAKA PRECIOUS METAL IND·Filed 1995·Granted Dec 1, 1998·83 cites·2 claims
- 1886US5338874ACis oxalato (trans 1-1,2-cyclohexanediamine) PT(II) having optically high purityTANAKA PRECIOUS METAL IND·Filed 1993·Granted Aug 16, 1994·41 cites·2 claims
- 1985US8048193B2Method for producing gold colloid and gold colloidTANAKA PRECIOUS METAL IND·Filed 2007·Granted Nov 1, 2011·9 cites·8 claims
- 2085US5618392AGas diffusion electrodeTANAKA PRECIOUS METAL IND·Filed 1995·Granted Apr 8, 1997·79 cites·9 claims
- 2185US5607785APolymer electrolyte electrochemical cell and process of preparing sameTANAKA PRECIOUS METAL IND·Filed 1995·Granted Mar 4, 1997·74 cites·10 claims
- 2284US10633564B2Thermally and electrically conductive adhesive compositionTANAKA PRECIOUS METAL IND·Filed 2015·Granted Apr 28, 2020·2 cites·3 claims
- 2384US10613086B2Hemolytic Streptococcus diagnostic immunochromatography reagent, kit, and detection methodTANAKA PRECIOUS METAL IND·Filed 2014·Granted Apr 7, 2020·5 cites·8 claims
- 2484US6749698B2Precious metal based amorphous alloysTANAKA PRECIOUS METAL IND·Filed 2001·Granted Jun 15, 2004·22 cites·2 claims
- 2584US5766788AElectrode composition material for polymer electrolyte fuel cell and process of preparing sameTANAKA PRECIOUS METAL IND·Filed 1996·Granted Jun 16, 1998·71 cites·2 claims
- 2684US5290961APlatinum compound and process of preparing sameTANAKA PRECIOUS METAL IND·Filed 1993·Granted Mar 1, 1994·42 cites·2 claims
- 2784US4863510AReduction process for preparing copper, silver, and admixed silver-palladium metal particlesTANAKA PRECIOUS METAL IND·Filed 1988·Granted Sep 5, 1989·42 cites·9 claims
- 2883US10466237B2Method for excluding prozone phenomenon in immunological measurement reagentTANAKA PRECIOUS METAL IND·Filed 2015·Granted Nov 5, 2019·2 cites·5 claims
- 2983US10266730B2Thermally and electrically conductive adhesive compositionTANAKA PRECIOUS METAL IND·Filed 2016·Granted Apr 23, 2019·2 cites·7 claims
- 3083US5294232AProcess of preparing solid polymer electrolyte type fuel cellTANAKA PRECIOUS METAL IND·Filed 1992·Granted Mar 15, 1994·58 cites·2 claims
- 3183US2024363873A1Core-shell catalyst for oxygen reduction reaction, and method of designing catalystTANAKA PRECIOUS METAL IND·Filed 2024·Application pending·0 cites
- 3282US9447495B2Chemical vapor deposition raw material containing organic nickel compound, and chemical vapor deposition method using the chemical vapor deposition raw materialTANAKA PRECIOUS METAL IND·Filed 2013·Granted Sep 20, 2016·2 cites·3 claims
- 3381US5728485AElectrode for polymer electrolyte electrochemical cell and process of preparing sameTANAKA PRECIOUS METAL IND·Filed 1997·Granted Mar 17, 1998·65 cites·3 claims
- 3480US9793499B2Organic iridium complex for organic electroluminescent elementTANAKA PRECIOUS METAL IND·Filed 2015·Granted Oct 17, 2017·2 cites·20 claims
- 3580US9095901B2FePt-based sputtering targetTANAKA PRECIOUS METAL IND·Filed 2014·Granted Aug 4, 2015·1 cites·8 claims
- 3680US7789287B2Method of bondingTANAKA PRECIOUS METAL IND·Filed 2007·Granted Sep 7, 2010·10 cites·18 claims
- 3780US7001865B2Catalyst for use in fuel electrode of polymer solid electrolyte type fuel cellTANAKA PRECIOUS METAL IND·Filed 2003·Granted Feb 21, 2006·18 cites·3 claims
- 3879US11072851B2Sputtering targetTANAKA PRECIOUS METAL IND·Filed 2016·Granted Jul 27, 2021·1 cites·3 claims
- 3979US9666382B2Silver and copper alloyed rivet contactTANAKA PRECIOUS METAL IND·Filed 2013·Granted May 30, 2017·4 cites·20 claims
- 4079US7875572B2Combustion catalyst for treating diesel exhaust gas and method for treating diesel exhaust gasTANAKA PRECIOUS METAL IND·Filed 2005·Granted Jan 25, 2011·11 cites·18 claims
- 4179US5539002AIon exchange resins with decreased resistance to ionic conductivityTANAKA PRECIOUS METAL IND·Filed 1994·Granted Jul 23, 1996·56 cites·4 claims
- 4279US5208207AElectrocatalystTANAKA PRECIOUS METAL IND·Filed 1992·Granted May 4, 1993·58 cites·1 claims
- 4378US11795540B2Gold sputtering target and method for producing the sameTANAKA PRECIOUS METAL IND·Filed 2022·Granted Oct 24, 2023·0 cites·4 claims
- 4478US7691772B2Catalyst and method for producing catalystTANAKA PRECIOUS METAL IND·Filed 2005·Granted Apr 6, 2010·7 cites·17 claims
- 4578US7114644B2Joining method by Au-Sn brazing materialTANAKA PRECIOUS METAL IND·Filed 2005·Granted Oct 3, 2006·5 cites·2 claims
- 4678US7048813B2Foil-form soldering metal and method for processing the sameTANAKA PRECIOUS METAL IND·Filed 2002·Granted May 23, 2006·9 cites·17 claims
- 4778US5648384AAnti-tumor platinum (IV) complexTANAKA PRECIOUS METAL IND·Filed 1994·Granted Jul 15, 1997·22 cites·8 claims
- 4877US10137496B2Metal wire rod composed of iridium or iridium alloyTANAKA PRECIOUS METAL IND·Filed 2015·Granted Nov 27, 2018·1 cites·7 claims
- 4977US10094012B2Ni-Ir-based heat-resistant alloy and process for producing sameTANAKA PRECIOUS METAL IND·Filed 2015·Granted Oct 9, 2018·1 cites·19 claims
- 5077US9502224B2Magnetron sputtering target and method for manufacturing the sameTANAKA PRECIOUS METAL IND·Filed 2012·Granted Nov 22, 2016·2 cites·38 claims
Showing the top 50 of 380 patent records by PatentIndex Score.
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