Inventor
Tetsu Yanagisawa
Inventor
Tokyo, JP
Overview
Patents· 6 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 transducer42%
H04NPictorial communication, e.g. television17%
G06FElectric digital data processing8%
G06KGraphical data reading8%
G06TImage data processing or generation, in general8%
G06VImage or video recognition or understanding8%
G08BSignalling systems, e.g. personal calling systems8%
PatentTitleYear
10,949,946Image processing apparatus, image processing method, and storage medium20215,914,930'Information recording medium and information reproducing apparatus for use therewith'19995,463,601'CD-ROM disc reproducing apparatus with means for storing progression data of a control means'19955,357,500'Miniaturized disc player'19945,303,098'Disc chucking mechanism'19945,119,362'Disc player with a pickup feeding apparatus'1992Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1992–1999Patents assigned to SONY CORP (5)· patent assignee history
1992–2021Based in Tokyo, JP· patent location history
1995Based in Saitama, JP· patent location history
2021Patents assigned to CANON KK (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SONY CORP | 5 | 1992–1999 |
| CANON KK | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 5 | 1992–2021 |
| Saitama, JP | 1 | 1995 |