Inventor · disambiguated record
Koji Tatsumi
Also filed as: TATSUMI KOJI
17 granted patents·11 pending applications·58 citations·filing 1998–2025
90Inventor score
Files withMITSUBISHI MATERIALS CORP12FUJITSU LTD5SANTOKU CORP3SEIMI CHEM KK3AGC SEIMI CHEMICAL CO LTD2
Top patents by PatentIndex Score
28 records- 0192US7709148B2Lithium-containing composite oxide and its production processAGC SEIMI CHEMICAL CO LTD·Filed 2007·Granted May 4, 2010·17 cites·14 claims
- 0285US7270797B2Process for producing positive electrode active material for lithium secondary batterySEIMI CHEM KK·Filed 2005·Granted Sep 18, 2007·6 cites·8 claims
- 0378US7615315B2Positive electrode material for lithium secondary cell and process for producing the sameSEIMI CHEM KK·Filed 2004·Granted Nov 10, 2009·11 cites·10 claims
- 0475US11692277B2High-concentration tin sulfonate aqueous solution and method for producing sameMITSUBISHI MATERIALS CORP·Filed 2022·Granted Jul 4, 2023·0 cites·6 claims
- 0573US10612150B2SnAg alloy plating solutionMITSUBISHI MATERIALS CORP·Filed 2016·Granted Apr 7, 2020·1 cites·5 claims
- 0672US11060200B2Tin alloy plating solutionMITSUBISHI MATERIALS CORP·Filed 2019·Granted Jul 13, 2021·0 cites·18 claims
- 0772US7504180B2Positive electrode material for lithium secondary battery and process for producing the sameSEIMI CHEM KK·Filed 2003·Granted Mar 17, 2009·11 cites·4 claims
- 0868US2025198038A1Tin alloy plating solutionMITSUBISHI MATERIALS CORP·Filed 2025·Application pending·0 cites
- 0966US8287828B2Process for producing lithium-containing composite oxide for positive electrode for lithium secondary batteryKAWASATO TAKESHI·Filed 2006·Granted Oct 16, 2012·1 cites·12 claims
- 1065US11525187B2High-concentration tin sulfonate aqueous solution and method for producing sameMITSUBISHI MATERIALS CORP·Filed 2020·Granted Dec 13, 2022·0 cites·7 claims
- 1162US2024060204A1Tin alloy plating solutionMITSUBISHI MATERIALS CORP·Filed 2021·Application pending·0 cites
- 1260US11879182B2Tin alloy plating solutionMITSUBISHI MATERIALS CORP·Filed 2021·Granted Jan 23, 2024·0 cites·4 claims
- 1360US2024246054A1Hafnium compound-containing sol-gel solution, method for producing hafnium compound-containing sol-gel solution, and method for producing hafnia-containing filmMITSUBISHI MATERIALS CORP·Filed 2022·Application pending·0 cites
- 1457US8551658B2Process for producing lithium-containing composite oxideYAMADA RYOJI·Filed 2007·Granted Oct 8, 2013·1 cites·11 claims
- 1557US7724751B2System for supporting communications among ATM devices, device for supporting data transmission, method for sending data, and computer program productFUJITSU LTD·Filed 2005·Granted May 25, 2010·2 cites·18 claims
- 1654US2024116861A1Dithiapolyether diol, method for producing same, snag plating solution containing dithiapolyether diol, and method for forming plating film with use of snag plating solutionMITSUBISHI MATERIALS CORP·Filed 2020·Application pending·0 cites
- 1751US7935305B2Hydrogen storage alloy, production method therefor and nickel-hydrogen secondary battery-use cathodeSANTOKU CORP·Filed 2010·Granted May 3, 2011·1 cites·5 claims
- 1849US2023313381A1Plasma-resistant coating film, sol gel liquid for forming said film, method for forming plasma-resistant coating film, and substrate with plasma-resistant coating filmMITSUBISHI MATERIALS CORP·Filed 2021·Application pending·0 cites
- 1947US2009252169A1System for supporting communications among atm devices, device for supporting data transmission, method for sending data, and computer program productFUJITSU LTD·Filed 2009·Application pending·0 cites
- 2045US11053600B2Tin or tin alloy plating solution and bump forming methodMITSUBISHI MATERIALS CORP·Filed 2019·Granted Jul 6, 2021·0 cites·2 claims
- 2144US10105078B2Method for managing health condition, health condition management apparatus, and health condition management systemFUJITSU LTD·Filed 2015·Granted Oct 23, 2018·0 cites·15 claims
- 2242US2023038219A1Tin or tin alloy electroplating solution, method for forming bumps, and method for producing circuit boardMITSUBISHI MATERIALS CORP·Filed 2021·Application pending·0 cites
- 2342US2004159377A1Hydrogen storage alloy, production method therefor and ickel-hydrogen secondary battery- use cathodeFiled 2002·Application pending·0 cites
- 2439US7160502B2Method for producing anode for rechargeable batterySANTOKU CORP·Filed 2002·Granted Jan 9, 2007·0 cites·3 claims
- 2538US2009243731A1Apparatus With Clock Generation Function, Method For Setting Reference Frequency, And Method For Adjusting Reference FrequencyFUJITSU LTD·Filed 2009·Application pending·0 cites
- 2638US2010196761A1Granular powder of transition metal compound as raw material for cathode active material for lithium secondary battery, and method for its productionAGC SEIMI CHEMICAL CO LTD·Filed 2010·Application pending·0 cites
- 2734US2008014502A1Hydrogen storage alloys, method for producing the same, and anodes for nickel-hydrogen rechargeable batterySANTOKU CORP·Filed 2007·Application pending·0 cites
- 2833US6487173B2Network system and communication deviceFUJITSU LTD·Filed 1998·Granted Nov 26, 2002·7 cites·4 claims
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