Inventor

Osamu Kohsaka

Inventor
Kawasaki, JP

Overview

1→
Patents
1979
Patent span
Electricity
Primary field (CPC H)

Patents· 1 as inventor

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

H03Gprimary
H03GControl of amplification50%
H04SStereophonic systems50%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979Patents assigned to NIPPON COLUMBIA (1)· patent assignee history
1979Based in Kawasaki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NIPPON COLUMBIA11979
Locations
LocationPatentsSpan
Kawasaki, JP11979