Inventor
Noriaki Naito
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 transducer43%
B41JTypewriters14%
G09BEducational or demonstration appliances14%
H03GControl of amplification14%
H04NPictorial communication, e.g. television14%
PatentTitleYear
10,987,934Sealing structure and liquid storage container20214,445,150'Recording in a single track visual signals associated with audio signals recorded in opposed directions in plural tracks'19844,079,426'Tape speed switching multiple track tape recorder'19783,977,023'Tape recorder'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1984Patents assigned to SONY CORP (3)· patent assignee history
1976–1984Based in Tokyo, JP· patent location history
2021Patents assigned to SEIKO EPSON CORP (1)· patent assignee history
2021Based in Ikeda-shi, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SONY CORP | 3 | 1976–1984 |
| SEIKO EPSON CORP | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 3 | 1976–1984 |
| Ikeda-shi, JP | 1 | 2021 |