Inventor
Satoru Tsukiyama
Inventor
Tokyo, JP
Overview
Patents· 3 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Mprimary
H04MTelephonic communication100%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1979–1986Patents assigned to IWATSU ELECTRIC CO LTD (3)· patent assignee history
1979–1986Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| IWATSU ELECTRIC CO LTD | 3 | 1979–1986 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 3 | 1979–1986 |