P

Inventor

KUMAZAWA SEIJI

JP14 patents
⚠️ This page may combine multiple inventors who share the name “KUMAZAWA SEIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

PANASONIC IP MAN CO LTD

4 patents
US10439191B2Oct 8, 2019

Welded metal component and battery including the same

PANASONIC IP MAN CO LTD2 citations72
US11161197B2Nov 2, 2021

Joined structure and joining method

PANASONIC IP MAN CO LTD0 citations62
US11185947B2Nov 30, 2021

Welding structure and welding method for metal member

PANASONIC IP MAN CO LTD1 citations61
US11428251B2Aug 30, 2022

Weld structure of metal member and welding process

PANASONIC IP MAN CO LTD0 citations46

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

2 patents
US7440199B2Oct 21, 2008

Manufacturing method of optical component and camera module

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD1 citations51
US7411748B2Aug 12, 2008

Optical component unit, laser joining method and apparatus for joining optical component

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD0 citations50

MATSUSHITA BATTERY IND CO LTD

1 patent
US5994642ANov 30, 1999

Method for preparing CdTe film and solar cell using the same

MATSUSHITA BATTERY IND CO LTD90 citations95

SANYO ELECTRIC CO

1 patent
US10601014B2Mar 24, 2020

Battery system for laser-welding a busbar to electrode terminals and connecting battery cells in a low resistance state

SANYO ELECTRIC CO2 citations71

HARIMA YUKIO

1 patent
US9634298B2Apr 25, 2017

Hermetically sealed battery and method for manufacturing the same

HARIMA YUKIO2 citations66

MIYATA KYOSUKE

1 patent
US8105712B2Jan 31, 2012

Sealed secondary battery, and method for manufacturing the battery

MIYATA KYOSUKE6 citations66

SAKURAI TUTOMU

1 patent
US8487211B2Jul 16, 2013

Method and apparatus for using multiple laser beams to weld members that are separated by a gap

SAKURAI TUTOMU4 citations55

SHARP KK

1 patent
US5220313AJun 15, 1993

Device for driving a liquid crystal display device

SHARP KK3 citations53

PANASONIC CORP

1 patent
US7561350B2Jul 14, 2009

Optical unit and its manufacturing method

PANASONIC CORP1 citations51

UCHIDA OSAMU

1 patent
US8715850B2May 6, 2014

Battery module and method of manufacturing the same

UCHIDA OSAMU0 citations43