Inventor

Tomofumi Arakawa

Inventor

Tokyo, JP

Overview

2→

Patents

2013–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 2 as inventor

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

H04Nprimary

H04NPictorial communication, e.g. television20%

G06FElectric digital data processing10%

G11CStatic stores10%

H01LSemiconductor devices10%

H03KPulse technique10%

H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers10%

H10DInorganic electric semiconductor devices10%

H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation10%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1010%

PatentTitleYear

11,056,463Arrangement of penetrating electrode interconnections2021 8,351,620'Volume adjuster'2013

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2013–2021Patents assigned to SONY CORP (2)· patent assignee history

2013Patents assigned to ARAKAWA TOMONORI (1)· patent assignee history

2013Based in Kanagawa, JP· patent location history

2021Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SONY CORP	2	2013–2021
ARAKAWA TOMONORIself	1	2013

Locations

Location	Patents	Span
Tokyo, JP	1	2021
Kanagawa, JP	1	2013