Inventor

DAISUKE BABA

Inventor

Overview

9→

Patents

2021–2025

Patent span

Electricity

Primary field (CPC H)

Patents· 9 as inventor

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

H01Lprimary

H01LSemiconductor devices15%

H10KOrganic electric solid-state devices15%

C07DHeterocyclic compounds7%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium7%

C09KMaterials for miscellaneous applications, not provided for elsewhere7%

G03GElectrography7%

G09FDisplaying7%

H04NPictorial communication, e.g. television7%

H10DInorganic electric semiconductor devices7%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution7%

PatentTitleYear

12,510,844Toner accommodating container2025 12,407,915Imaging apparatus2025 12,282,269Cartridge and image forming apparatus2025 12,047,669Imaging apparatus2024 11,600,790Polycyclic aromatic compound for organic electroluminescent device2023 11,471,043Subjective optometry apparatus2022 11,407,774Polycyclic aromatic compound2022 11,342,511Azoline ring-containing compound, electron transport/injection layer material containing the same, and organic electroluminescent element using the same2022 11,139,438Organic electroluminescent element2021

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2021–2023Patents assigned to SK MAT JNC CO LTD (4)· patent assignee history

2021–2023Patents assigned to KWANSEI GAKUIN EDUCATIONAL FOUND (3)· patent assignee history

2021–2025Based in JP· patent location history

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

2024–2025Patents assigned to PANASONIC IP MAN CO LTD (2)· patent assignee history

2025Patents assigned to CANON KK (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SK MAT JNC CO LTD	4	2021–2023
KWANSEI GAKUIN EDUCATIONAL FOUND	3	2021–2023
CANON KK	2	2025
PANASONIC IP MAN CO LTD	2	2024–2025
JNC CORP	1	2022

Locations

Location	Patents	Span
JP	9	2021–2025