Inventor
NAKAI KENJI
JP34 patents
⚠️ This page may combine multiple inventors who share the name “NAKAI KENJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHIN KOBE ELECTRIC MACHINERY
7 patentsUS6509114B1Jan 21, 2003
Cylindrical lithium-ion battery
SHIN KOBE ELECTRIC MACHINERY104 citations97
US6733925B2May 11, 2004
Non-aqueous electrolytic solution secondary battery with electrodes having a specific thickness and porosity
SHIN KOBE ELECTRIC MACHINERY31 citations91
US6447946B1Sep 10, 2002
Lithium-ion battery
SHIN KOBE ELECTRIC MACHINERY35 citations91
US6706446B2Mar 16, 2004
Non-aqueous electrolytic solution secondary battery
SHIN KOBE ELECTRIC MACHINERY28 citations90
US5962167AOct 5, 1999
Non-aqueous liquid electrolyte secondary cell
SHIN KOBE ELECTRIC MACHINERY51 citations89
US6803149B2Oct 12, 2004
Non-aqueous electrolytic solution secondary battery
SHIN KOBE ELECTRIC MACHINERY15 citations81
US7767342B2Aug 3, 2010
Positive electrode active material including a lithium transition metal complex oxide and an oxide of a dissimilar element
SHIN KOBE ELECTRIC MACHINERY3 citations55
FUJI CORP
4 patentsUS12189371B2Jan 7, 2025
Trace assistance device and trace assistance method
FUJI CORP0 citations52
US10979240B2Apr 13, 2021
Substrate work system
FUJI CORP0 citations52
US12520468B2Jan 6, 2026
Malfunction determining device and malfunction determining method for component mounting machine
FUJI CORP0 citations50
US10339348B2Jul 2, 2019
Reading device
FUJI CORP0 citations42
HITACHI VEHICLE ENERGY LTD
3 patentsUS7867644B2Jan 11, 2011
Secondary battery and secondary battery manufacturing method
HITACHI VEHICLE ENERGY LTD8 citations83
US7989107B2Aug 2, 2011
Lithium-ion secondary battery
HITACHI VEHICLE ENERGY LTD1 citations51
US8053105B2Nov 8, 2011
Lithium-ion secondary battery
HITACHI VEHICLE ENERGY LTD0 citations40
TAKENAKA CORP
3 patentsUS7123952B2Oct 17, 2006
Cardiac magnetic field diagnozer for atrial flutter and atrial fibrillation and method for identifying electric turning path of atrial flutter and atrial fibrillation
TAKENAKA CORP12 citations83
US7144376B2Dec 5, 2006
Liable cardiac muscle diagnosing apparatus and liable cardiac muscle analyzing method by magnetic field measurements
TAKENAKA CORP8 citations72
US6941165B2Sep 6, 2005
Cardiac magnetic field diagnosing apparatus by late ventricular potential and method of locating intramyocardial excitement uneven propagation portion
TAKENAKA CORP6 citations61