Inventor

YUJI KATAOKA

Inventor

Overview

3→

Patents

2022–2025

Patent span

Electricity

Primary field (CPC H)

Patents· 3 as inventor

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

C01Gprimary

C01GCompounds containing metals not covered by subclasses c01d or c01f13%

C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds13%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein13%

H01LSemiconductor devices13%

H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy13%

H05KPrinted circuits13%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1013%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution13%

PatentTitleYear

12,205,862Module2025 12,072,582Transparent substrate for liquid crystal device, and light control sheet2024 11,228,027Positive electrode active material for alkaline secondary battery and alkaline secondary battery including the positive electrode active material2022

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2022Patents assigned to FDK CORP (1)· patent assignee history

2022Patents assigned to FUJITSU LTD (1)· patent assignee history

2022–2025Based in JP· patent location history

2024Patents assigned to TOPPAN INC (1)· patent assignee history

2025Patents assigned to MURATA MANUFACTURING CO (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
FDK CORP	1	2022
FUJITSU LTD	1	2022
MURATA MANUFACTURING CO	1	2025
TOPPAN INC	1	2024

Locations

Location	Patents	Span
JP	3	2022–2025