Inventor
Takashi Sasaya
Inventor
Kanagawa, JP
Overview
Patents· 8 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 transducer64%
H04NPictorial communication, e.g. television27%
G06KGraphical data reading9%
PatentTitleYear
6,285,820'Video tape recorder'20016,065,701'Cassette label for cassette tape incorporating integrated circuit and antenna'20005,848,220'High definition digital video recorder'19985,604,603'System and method for recording digital audio signal and digital video signal and recording medium for same'19975,561,572'Tape guide with lubricant flow preventing means in a signal recording arrangement'19965,528,438'Drum assembly having a lower fixed drum and an upper rotary drum with a particularly shaped outer surface'19965,402,291'Rotary head drum arrangement including a dummy erase head'19955,223,995'Cassette loading apparatus having a cassette insertion detecting switch mounted on a stationary section of the apparatus'1993Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1993–2001Patents assigned to SONY CORP (8)· patent assignee history
1993–2001Based in Kanagawa, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SONY CORP | 8 | 1993–2001 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kanagawa, JP | 8 | 1993–2001 |