Inventor · disambiguated record
Akira Urakawa
Also filed as: URAKAWA AKIRA
7 granted patents·4 pending applications·61 citations·filing 1976–2021
81Inventor score
Files withNGK INSULATORS LTD5OKADA SHIGEKI3MITSUBISHI ELECTRIC CORP1NICHIBEI FUJI CYCLE CO LTD1SUGIURA RYUTA1
Top patents by PatentIndex Score
11 records- 0178US8628881B2Lithium secondary battery cathodeOKADA SHIGEKI·Filed 2011·Granted Jan 14, 2014·2 cites·8 claims
- 0275US9115005B2Cathode active material precursor particle, method for producing thereof and method for producing cathode active material for lithium secondary batteryOKADA SHIGEKI·Filed 2012·Granted Aug 25, 2015·2 cites·4 claims
- 0373US9023519B2Cathode and a cathode active material plate for a lithium secondary battery and method for manufacturing theseNGK INSULATORS LTD·Filed 2013·Granted May 5, 2015·1 cites·20 claims
- 0472US5770833ALaser cutting method including piercing a work piece with a moving processing headMITSUBISHI ELECTRIC CORP·Filed 1997·Granted Jun 23, 1998·36 cites·11 claims
- 0572US4055235ABicycle brake device with increased braking powerNICHIBEI FUJI CYCLE CO LTD·Filed 1976·Granted Oct 25, 1977·20 cites·3 claims
- 0660US2021203024A1Coin-type secondary cellNGK INSULATORS LTD·Filed 2021·Application pending·0 cites
- 0759US2021184241A1Coin-type secondary cellNGK INSULATORS LTD·Filed 2021·Application pending·0 cites
- 0856US8821765B2Cathode active material for lithium secondary batterySUGIURA RYUTA·Filed 2011·Granted Sep 2, 2014·0 cites·4 claims
- 0955US2010159325A1Plate-like particle for cathode active material of a lithium secondary battery, a cathode active material film of a lithium secondary battery, and a lithium secondary batteryNGK INSULATORS LTD·Filed 2009·Application pending·0 cites
- 1048US2008248277A1Ceramic sheet, method for producing the same, and method for producing crystallographically-oriented ceramicNGK INSULATORS LTD·Filed 2008·Application pending·0 cites
- 1147US9515347B2Lithium secondary battery cathodeOKADA SHIGEKI·Filed 2011·Granted Dec 6, 2016·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →