Inventor
Nobuhisa Yoshida
Inventor
Kamakura, JP
Overview
Patents· 11 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 transducer65%
C22CAlloys12%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests12%
Y10TTechnical subjects covered by former us classification12%
PatentTitleYear
7,949,071'Signal processing system and information storage medium'20117,643,397'Phase-change optical recording media and optical recording-reproducing apparatus'20107,570,566'Optical disc, optical disc manufacturing method, and optical disc apparatus'20097,477,592'Optical disc, optical disc apparatus, optical disk reproducing method, and digital work publication'20097,408,869'Optical disk and optical disk apparatus'20087,335,459'Phase-change optical recording medium'20086,167,021'Optical recording medium'20005,796,708'Optical recording medium and recording system'19985,654,953'Optical disk and method of manufacturing the same'19975,652,037'Information recording medium'19975,580,632'Information recording medium'1996Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1996–2011Patents assigned to TOSHIBA KK (11)· patent assignee history
1996–2000Based in Zushi, JP· patent location history
2008–2011Based in Kamakura, JP· patent location history
2009Patents assigned to MEMORY TECH CORP (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOSHIBA KK | 11 | 1996–2011 |
| MEMORY TECH CORP | 2 | 2009 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kamakura, JP | 6 | 2008–2011 |
| Zushi, JP | 5 | 1996–2000 |