Inventor
Hiroharu Satoh
Inventor
Tokyo, JP
Overview
Patents· 12 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 transducer67%
H04LTransmission of digital information, e.g. telegraphic communication11%
H04NPictorial communication, e.g. television11%
G06FElectric digital data processing6%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light6%
PatentTitleYear
7,817,528'Optical disk medium and optical disk apparatus'20107,492,696'Optical disk medium and optical disk apparatus'20097,453,780'Information recording medium, information recording/reproducing apparatus and information management method'20087,336,576'Optical disk medium and optical disk recording/reproducing apparatus utilizing tilt detection areas having special marks'20086,795,381'Multi-body multi-purpose information processing apparatus'20045,930,227'Optical disk having an evaluation pattern for evaluating the optical disk'19995,903,531'Reproduction device for optical disks'19995,892,751'Optical disk having an evaluation pattern for evaluating the optical disk'19995,848,041'Method and apparatus for recording digital signals medium for recording digital signals and method'19985,719,842'Method and apparatus for recording digital signals, medium for recording digital signals, and method and apparatus for transmitting digital signals'19985,696,756'Optical disk having an evaluation pattern for evaluating the optical disk'19975,475,210'Noise reduction system for optical record and reproduction apparatus using auto-power controlled semiconductor laser device'1995Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1995–2010Patents assigned to TOSHIBA KK (11)· patent assignee history
1995–2010Based in Tokyo, JP· patent location history
1997Patents assigned to KABUSHIKI KAISHIA TOSHIBA (1)· patent assignee history
1999Based in Hongo, JA· patent location history
2008–2010Patents assigned to NEC CORP (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOSHIBA KK | 11 | 1995–2010 |
| NEC CORP | 3 | 2008–2010 |
| KABUSHIKI KAISHIA TOSHIBA | 1 | 1997 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 11 | 1995–2010 |
| Hongo, JA | 1 | 1999 |