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Inventor

TAKASHI TOYONAKA

Inventor
JP

Overview

4→
Patents
2021–2025
Patent span
Electricity
Primary field (CPC H)

Patents· 4 as inventor

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

H10Fprimary
H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation43%
H01LSemiconductor devices29%
G02BOptical elements, systems or apparatus14%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light14%
PatentTitleYear
12,477,839Semiconductor photodetector202511,916,161Semiconductor light-receiving element202411,476,382Semiconductor light-receiving element202211,194,105Photoelectric conversion element, optical subassembly, and method for manufacturing photoelectric conversion element2021

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2021–2024Patents assigned to LUMENTUM JAPAN INC (3)· patent assignee history
2021–2025Based in JP· patent location history
2025Patents assigned to LUMENTUM OPERATIONS LLC (1)· patent assignee history
2025Patents assigned to Lumentum Operations (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
LUMENTUM JAPAN INC32021–2024
LUMENTUM OPERATIONS LLC12025
Lumentum Operations12025
Locations
LocationPatentsSpan
JP42021–2025