Inventor

MOTOHIKO OKABE

Inventor

Overview

7→

Patents

2021–2025

Patent span

Physics

Primary field (CPC G)

Patents· 7 as inventor

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

G02Bprimary

G02BOptical elements, systems or apparatus19%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein19%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form15%

F21SNon-portable lighting devices15%

F21VFunctional features or details of lighting devices or systems thereof15%

G06FElectric digital data processing8%

H04LTransmission of digital information, e.g. telegraphic communication8%

PatentTitleYear

12,292,648Optical sheet, backlight unit, liquid crystal display device, and information device2025 11,886,075Optical sheet, backlight unit, liquid crystal display device, and information device2024 11,360,350Optical sheet, backlight unit, liquid crystal display device, and information device2022 11,194,508Remote input/output system2021 11,165,600Transmitting station for detecting state change of data stored in memory2021 11,150,512Optical sheet, backlight unit, liquid crystal display device, and information device2021 11,143,914Multilayer of light diffusers, backlight unit, and liquid crystal display device2021

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2021–2025Patents assigned to KEIWA INC (5)· patent assignee history

2021Patents assigned to TOSHIBA INFRASTRUCTURE SYSTEMS & SOLUTIONS CORP (2)· patent assignee history

2021Patents assigned to TOSHIBA KK (2)· patent assignee history

2021–2025Based in JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
KEIWA INC	5	2021–2025
TOSHIBA INFRASTRUCTURE SYSTEMS & SOLUTIONS CORP	2	2021
TOSHIBA KK	2	2021

Locations

Location	Patents	Span
JP	7	2021–2025