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Inventor

KAZUAKI YOSHIMURA

Inventor
JP

Overview

3→
Patents
2022–2023
Patent span
Chemistry
Primary field (CPC C)

Patents· 3 as inventor

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

C09Kprimary
C09KMaterials for miscellaneous applications, not provided for elsewhere25%
H10KOrganic electric solid-state devices25%
C07CAcyclic or carbocyclic compounds13%
C07DHeterocyclic compounds13%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds13%
H01LSemiconductor devices13%
PatentTitleYear
11,818,950Organic electroluminescence element202311,578,160Composition202311,374,178Organic electroluminescent element2022

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2022–2023Patents assigned to NIPPON STEEL CHEMICAL & MAT CO LTD (2)· patent assignee history
2022–2023Based in JP· patent location history
2023Patents assigned to NIPPON STEEL & SUMIKIN CHEM CO (1)· patent assignee history
2023Patents assigned to SUMITOMO CHEMICAL CO (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NIPPON STEEL CHEMICAL & MAT CO LTD22022–2023
NIPPON STEEL & SUMIKIN CHEM CO12023
SUMITOMO CHEMICAL CO12023
Locations
LocationPatentsSpan
JP32022–2023