Inventor
Hazime Osada
Inventor
Tokyo, JP
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer100%
PatentTitleYear
4,577,245'Operating lever device of magnetic recording tape transport apparatus'19864,525,760'Operating lever device of a magnetic recording tape driving apparatus'19854,523,247'Signal detection operating lever device of magnetic recording tape reproducing apparatus'19854,346,415'Cassette tape recorder'1982Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1982–1986Patents assigned to OLYMPUS OPTICAL CO (4)· patent assignee history
1982Based in Fuchu, JP· patent location history
1985–1986Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| OLYMPUS OPTICAL CO | 4 | 1982–1986 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 3 | 1985–1986 |
| Fuchu, JP | 1 | 1982 |