Inventor

IIJIMA TSUYOSHI

JP15 patents

⚠️ This page may combine multiple inventors who share the name “IIJIMA TSUYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TDK CORP

10 patents

US6653018B2Nov 25, 2003

Electrochemical device

TDK CORP39 citations92

US6534219B1Mar 18, 2003

Secondary battery

TDK CORP22 citations92

US7583058B2Sep 1, 2009

Method of charging lithium ion secondary battery including a constant current, charging apparatus, and power supply apparatus

TDK CORP15 citations84

US7195844B2Mar 27, 2007

Lithium secondary battery

TDK CORP11 citations83

US7189478B2Mar 13, 2007

Lithium secondary battery

TDK CORP9 citations74

US7651815B2Jan 26, 2010

Lithium secondary battery

TDK CORP4 citations63

US7615084B2Nov 10, 2009

Secondary battery, and its production process

TDK CORP3 citations62

US7651818B2Jan 26, 2010

Lithium ion secondary battery and charging method therefor

TDK CORP0 citations51

US7413829B2Aug 19, 2008

Lithium secondary battery

TDK CORP1 citations51

US7709155B2May 4, 2010

Nonaqueous electrolytic solution and lithium-ion secondary battery

TDK CORP0 citations42

NAMCO LTD

1 patent

US6839435B1Jan 4, 2005

Ranking display method for game machine

NAMCO LTD49 citations88

SUZUKI TADASHI

1 patent

US8257865B2Sep 4, 2012

Electrode active material, electrode, lithium-ion secondary battery, method of making electrode active material, and method of making lithium-ion secondary battery

SUZUKI TADASHI7 citations84

SANO ATSUSHI

1 patent

US8114543B2Feb 14, 2012

Lithium ion secondary battery

SANO ATSUSHI5 citations62

SANO ATUSHI

1 patent

US8142927B2Mar 27, 2012

Lithium secondary battery

SANO ATUSHI1 citations43

OGAWA KAZUYA

1 patent

US8785047B2Jul 22, 2014

Lithium-ion secondary battery and method of charging lithium-ion secondary battery

OGAWA KAZUYA0 citations41