Inventor

YOKOYAMA TOMOHIKO

JP35 patents

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

SANYO ELECTRIC CO

11 patents

US10403872B2Sep 3, 2019

Cylindrical batteries

SANYO ELECTRIC CO1 citations61

US11069916B2Jul 20, 2021

Cylindrical battery

SANYO ELECTRIC CO1 citations60

US10615401B2Apr 7, 2020

Cylindrical batteries

SANYO ELECTRIC CO1 citations60

US10164228B2Dec 25, 2018

Sealed type battery

SANYO ELECTRIC CO0 citations52

US9831479B2Nov 28, 2017

Sealed type battery

SANYO ELECTRIC CO1 citations52

US10601002B2Mar 24, 2020

Cylindrical battery and method for producing the same

SANYO ELECTRIC CO0 citations51

US9799863B2Oct 24, 2017

Fastening structure

SANYO ELECTRIC CO1 citations51

US11145942B2Oct 12, 2021

Cylindrical battery

SANYO ELECTRIC CO0 citations50

US12381297B2Aug 5, 2025

Cylindrical non-aqueous electrolyte secondary cell

SANYO ELECTRIC CO0 citations46

US10541397B2Jan 21, 2020

Battery

SANYO ELECTRIC CO0 citations41

US7378183B2May 27, 2008

Sealed cell using film outer casing body

SANYO ELECTRIC CO0 citations41

YOKOYAMA TOMOHIKO

9 patents

US8592067B2Nov 26, 2013

Battery pack having a heat insulating layer

YOKOYAMA TOMOHIKO13 citations84

US8673471B2Mar 18, 2014

Portable electronic device

YOKOYAMA TOMOHIKO5 citations73

US8846235B2Sep 30, 2014

Battery module

YOKOYAMA TOMOHIKO3 citations62

US8318347B2Nov 27, 2012

Lithium ion secondary battery

YOKOYAMA TOMOHIKO4 citations62

US8318337B2Nov 27, 2012

Battery including electrode lead having high resistant portion

YOKOYAMA TOMOHIKO4 citations62

US9601735B2Mar 21, 2017

Cylindrical battery

YOKOYAMA TOMOHIKO1 citations51

US9337454B2May 10, 2016

Battery pack including gas absorption portion

YOKOYAMA TOMOHIKO1 citations51

US9093704B2Jul 28, 2015

Non-aqueous electrolyte secondary battery

YOKOYAMA TOMOHIKO1 citations51

US9362587B2Jun 7, 2016

Rectangular battery

YOKOYAMA TOMOHIKO0 citations41

PANASONIC CORP

4 patents

US9437854B2Sep 6, 2016

Battery pack

PANASONIC CORP13 citations84

US11495855B2Nov 8, 2022

Secondary battery insulating plate and secondary battery including the same

PANASONIC CORP0 citations59

US9337459B2May 10, 2016

Sealed secondary battery

PANASONIC CORP0 citations52

US9472795B2Oct 18, 2016

Cylindrical lithium-ion cell

PANASONIC CORP0 citations51

SHIMIZU KEISUKE

3 patents

US9231237B2Jan 5, 2016

Cell module

SHIMIZU KEISUKE6 citations72

US9088031B2Jul 21, 2015

Battery module

SHIMIZU KEISUKE3 citations62

US8871369B2Oct 28, 2014

Hermetic battery

SHIMIZU KEISUKE2 citations62

FUJIKAWA MASATO

2 patents

US9293794B2Mar 22, 2016

Battery module

FUJIKAWA MASATO2 citations62

US8389153B2Mar 5, 2013

Battery

FUJIKAWA MASATO3 citations62

PANASONIC IP MAN CO LTD

2 patents

US10535851B2Jan 14, 2020

Cylindrical lithium-ion cell

PANASONIC IP MAN CO LTD0 citations51

US10026938B2Jul 17, 2018

Cylindrical lithium-ion cell

PANASONIC IP MAN CO LTD0 citations51

SUGITA YASUNARI

1 patent

US8592076B2Nov 26, 2013

Battery pack

SUGITA YASUNARI14 citations82

NISHINO HAJIME

1 patent

US8309250B2Nov 13, 2012

Battery having fire extinguishing element in mesh form

NISHINO HAJIME3 citations62

PANASONIC HOLDINGS CORP

1 patent

US11901501B2Feb 13, 2024

Secondary battery insulating plate and secondary battery including the same

PANASONIC HOLDINGS CORP0 citations59

TAKEZAWA HIDEHARU

1 patent

US8586233B2Nov 19, 2013

Portable electronic device

TAKEZAWA HIDEHARU0 citations41