Inventor

Yashuhiro Iida

Inventor

Tokyo, JP

Overview

1993

Patent span

Electricity

Primary field (CPC H)

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 transducers50%

H04SStereophonic systems50%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1993Patents assigned to SONY CORP (1)· patent assignee history

1993Based in Tokyo, JP· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SONY CORP	1	1993

Locations

Location	Patents	Span
Tokyo, JP	1	1993