LexDanaLexDanabeta
Inventor

Kichiro Kikuchi

Inventor
Hitachi, JP

Overview

3→
Patents
2008–2021
Patent span
LOC
Primary field

Patents· 3 as inventor

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

H04Rprimary
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers33%
LOC1033%
LOC1433%
PatentTitleYear
11,128,956Edge of diaphragm and speaker unit2021D0602021'Biometrics input unit'2009D0569286'Biometrics input unit'2008

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2008–2009Patents assigned to HITACHI INF & CONTROL SYST (2)· patent assignee history
2008–2009Based in Hitachi, JP· patent location history
2021Patents assigned to SONY CORP (1)· patent assignee history
2021Based in Saitama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI INF & CONTROL SYST22008–2009
SONY CORP12021
Locations
LocationPatentsSpan
Hitachi, JP22008–2009
Saitama, JP12021