Inventor
Takashi Sonoyama
Inventor
Tokyo, JP
Overview
Patents· 1 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 transducer50%
H03FAmplifiers50%
PatentTitleYear
8,023,391'Photodetection device and optical disk device'2011Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2011Patents assigned to SONY CORP (1)· patent assignee history
2011Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SONY CORP | 1 | 2011 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 1 | 2011 |