Inventor · disambiguated record
Ryuichi Kasahara
Also filed as: KASAHARA RYUICHI
20 granted patents·15 pending applications·173 citations·filing 1995–2015
94Inventor score
Top patents by PatentIndex Score
35 records- 0193US9768476B2System and method for detecting a state of a lithium secondary battery by measuring a voltage of a negative electrode with respect to a reference electrodeIRIYAMA JIRO·Filed 2015·Granted Sep 19, 2017·6 cites·23 claims
- 0290US9018916B2Lithium secondary battery and control system therefor, and method for detecting state of lithium secondary batteryIRIYAMA JIRO·Filed 2011·Granted Apr 28, 2015·7 cites·20 claims
- 0388US6426865B2Electric double layer capacitorNEC CORP·Filed 2001·Granted Jul 30, 2002·48 cites·10 claims
- 0477US6320740B1Method for manufacturing a polarized electrode for an electric double-layer capacitorNEC CORP·Filed 2000·Granted Nov 20, 2001·26 cites·9 claims
- 0571US6339529B1Electric double layer capacitor and method of forming the sameNEC CORP·Filed 2000·Granted Jan 15, 2002·16 cites·21 claims
- 0670US6507479B2Electric double-layer capacitor having a laminated overcoatNEC CORP·Filed 2001·Granted Jan 14, 2003·17 cites·16 claims
- 0769US9076995B2Secondary batterySERIZAWA SHIN·Filed 2012·Granted Jul 7, 2015·1 cites·20 claims
- 0868US8435672B2Lithium ion secondary batteryBANNAI YUTAKA·Filed 2007·Granted May 7, 2013·2 cites·4 claims
- 0967US6741450B2Electric double-layer capacitor and method for preparing the sameNEC TOKIN CORP·Filed 2002·Granted May 25, 2004·15 cites·19 claims
- 1062US9263741B2Negative electrode for nanaqueous electrolyte secondary battery, nonaqueous electrolyte secondary battery using the same, and method for manufacturing negative electrode for nonaqueous electrolyte secondary batteryIRIYAMA JIRO·Filed 2009·Granted Feb 16, 2016·0 cites·13 claims
- 1162US2013078512A1Lithium secondary batteryNEC TOKIN CORP·Filed 2012·Application pending·0 cites
- 1261US6843810B2Electric double layer capacitor and method for preparing the sameNEC TOKIN CORP·Filed 2004·Granted Jan 18, 2005·9 cites·5 claims
- 1361US6625007B2Electric double layer capacitor of low ESR value and a method of fabricating same with low percent defectiveNEC TOKIN CORP·Filed 2002·Granted Sep 23, 2003·11 cites·20 claims
- 1460US2012276436A1Stack-type lithium-ion polymer batteryKANEKO SHINAKO·Filed 2012·Application pending·0 cites
- 1559US10374219B2Lithium ion secondary batteryKASAHARA RYUICHI·Filed 2012·Granted Aug 6, 2019·2 cites·10 claims
- 1659US6751084B2Electric double layer capacitor and method for preparing the sameNEC TOKIN CORP·Filed 2002·Granted Jun 15, 2004·8 cites·7 claims
- 1758US2011197435A1Stack-type lithium-ion polymer batteryNEC TOKIN CORP·Filed 2011·Application pending·0 cites
- 1857US2007117008A1Stack-type lithium-ion polymer batteryKANEKO SHINAKO·Filed 2006·Application pending·0 cites
- 1956US2010173201A1Lithium secondary batteryNEC TOKIN CORP·Filed 2010·Application pending·0 cites
- 2056US2010173200A1Lithium secondary batteryNEC TOKIN CORP·Filed 2010·Application pending·0 cites
- 2154US2011318637A1Lithium secondary batteryNOGUCHI TAKEHIRO·Filed 2011·Application pending·0 cites
- 2253US9160004B2Lithium ion secondary batteryKASAHARA RYUICHI·Filed 2012·Granted Oct 13, 2015·0 cites·12 claims
- 2352US2007172734A1Lithium secondary batteryNOGUCHI TAKEHIRO·Filed 2007·Application pending·0 cites
- 2449US6717795B2Electric double-layer capacitor, and process for producing the sameNEC TOKIN CORP·Filed 2002·Granted Apr 6, 2004·4 cites·7 claims
- 2546US8956762B2Lithium ion secondary battery and method for manufacturing the sameKASAHARA RYUICHI·Filed 2011·Granted Feb 17, 2015·0 cites·19 claims
- 2645US2013244086A1Negative electrode for secondary battery and method for manufacturing the same, and nonaqueous electrolyte secondary batteryIRIYAMA JIRO·Filed 2011·Application pending·0 cites
- 2743US2004233613A1Electric double layer capacitor and electric double layer capacitor stacked bodyNEC TOKIN CORP·Filed 2004·Application pending·0 cites
- 2841US2011274966A1Nonaqueous electrolytic solution secondary battery and method for producing the sameNEC ENERGY DEVICES LTD·Filed 2010·Application pending·0 cites
- 2939US2013101899A1Nonaqueous electrolyte secondary batteryKAJITA TETSUYA·Filed 2011·Application pending·0 cites
- 3038US2013280594A1Nonaqueous electrolyte secondary batteryKAJITA TETSUYA·Filed 2011·Application pending·0 cites
- 3138US2012321962A1Polymer secondary battery and method for manufacturing the sameKAJITA TETSUYA·Filed 2011·Application pending·0 cites
- 3237US2002094655A1Electric double layer capacitor and method of forming the sameNEC CORP·Filed 2001·Application pending·0 cites
- 3328US5973106AAcrylonitrile polymer compositions, method for producing the compositions, and method for producing shaped articles from the compositionsJAPAN EXLAN CO LTD·Filed 1997·Granted Oct 26, 1999·0 cites·1 claims
- 3428US5681512AProcess for producing homogeneous phase melt of polyacrylonitrileJAPAN EXLAN CO LTD·Filed 1995·Granted Oct 28, 1997·1 cites·1 claims
- 3528US5674975AProcess for manufacturing an improved acrylonitrile polymer meltJAPAN EXLAN CO LTD·Filed 1996·Granted Oct 7, 1997·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →