LexDanaLexDanabeta
Inventor

Kanta Judai

Inventor
Kanagawa, JP

Overview

5→
Patents
1997–2020
Patent span
Electricity
Primary field (CPC H)

Patents· 5 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H04Mprimary
H04MTelephonic communication20%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution20%
H01HElectric switches10%
H01LSemiconductor devices10%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy10%
H04BTransmission10%
H05KPrinted circuits10%
H10KOrganic electric solid-state devices10%
PatentTitleYear
10,720,602Display unit20207,555,321'Communication portable terminal device'20096,515,450'Internal battery holding structure in mobile equipment'20036,466,769'Mounting structure of key pressing device'20025,636,105'Electronic equipment device having clamps'1997

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997–2003Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (3)· patent assignee history
1997–2003Based in Yokohama, JP· patent location history
2002–2009Based in Kanagawa, JP· patent location history
2009Patents assigned to PANASONIC CORP (1)· patent assignee history
2020Patents assigned to JOLED INC (1)· patent assignee history
2020Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD31997–2003
JOLED INC12020
PANASONIC CORP12009
Locations
LocationPatentsSpan
Kanagawa, JP22002–2009
Yokohama, JP21997–2003
Tokyo, JP12020