Inventor
Toshiya Nakabayashi
Inventor
Tokyo, JP
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H02Pprimary
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters40%
G11BInformation storage based on relative movement between record carrier and transducer30%
H02HEmergency protective circuit arrangements10%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems10%
H05KPrinted circuits10%
PatentTitleYear
7,372,684'Power supply device'20085,365,407'DC power supply device with printed-circuit board having ground pattern'19945,150,264'Safety device for controllably driving the cassette holder of a video cassette recorder subjectable to overload'19925,097,378'Safety device for video cassette recorder'19924,985,666'Safety device for video cassette recorder'19914,638,223'Motor driving circuit'1987Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1987–2008Patents assigned to SONY CORP (6)· patent assignee history
1987–2008Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SONY CORP | 6 | 1987–2008 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 6 | 1987–2008 |