Inventor
Yoshifumi Fujikawa
Inventor
Yokohama, JP
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Fprimary
G06FElectric digital data processing50%
H04NPictorial communication, e.g. television21%
G06TImage data processing or generation, in general14%
G11BInformation storage based on relative movement between record carrier and transducer7%
H04LTransmission of digital information, e.g. telegraphic communication7%
PatentTitleYear
10,154,113Computer system20188,218,945'Motion picture recording/reproducing apparatus'20127,796,857'Video playback apparatus'20107,352,877'Digital-watermark-embedding and picture compression unit'20087,337,321'Digital content protection using invisible and visible watermarks'20086,965,981'Processor including a plurality of computing devices'20056,401,190'Parallel computing units having special registers storing large bit widths'20026,041,399'VLIW system with predicated instruction execution for individual instruction fields'20005,893,143'Parallel processing unit with cache memories storing NO-OP mask bits for instructions'19995,872,964'Comparison operating unit and graphic operating system'19995,870,618'Processor and data processor'1999Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1999–2018Patents assigned to HITACHI LTD (10)· patent assignee history
1999–2012Based in Yokohama, JP· patent location history
2000Based in Hiroshima, JP· patent location history
2008Based in Sagamihara, JP· patent location history
2012Patents assigned to FUJII YUKIO (1)· patent assignee history
2012Patents assigned to FUJIKAWA YOSHIFUMI (1)· patent assignee history
2012Patents assigned to HAYASHI AKIO (1)· patent assignee history
2012Patents assigned to HIROI KAZUSHIGE (1)· patent assignee history
2018Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI LTD | 10 | 1999–2018 |
| FUJII YUKIO | 1 | 2012 |
| FUJIKAWA YOSHIFUMIself | 1 | 2012 |
| HAYASHI AKIO | 1 | 2012 |
| HIROI KAZUSHIGE | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Yokohama, JP | 7 | 1999–2012 |
| Sagamihara, JP | 2 | 2008 |
| Tokyo, JP | 1 | 2018 |
| Hiroshima, JP | 1 | 2000 |