Inventor
Hiroko Tashiro
Inventor
Kanagawa, 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 transducer41%
Y10TTechnical subjects covered by former us classification24%
B25BTools or bench devices not otherwise provided for, for fastening, connecting, disengaging, or holding7%
C22CAlloys7%
C23CCoating metallic material7%
Y02TClimate change mitigation technologies related to transportation7%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
PatentTitleYear
7,366,075'Phase-change optical recording medium and recording method and apparatus for the same'20087,273,534'Optical device substrate film-formation apparatus, optical disk substrate film-formation method, substrate holder manufacture method, substrate holder, optical disk and a phase-change recording type of optical disk'20077,260,053'Optical recording medium, process for manufacturing the same, sputtering target for manufacturing the same, and optical recording process using the same'20077,102,977'Phase-change optical recording medium and recording method and apparatus for the same'20066,884,488'Phase-change optical recording medium and recording method and apparatus for the same'20056,841,049'OPTICAL DEVICE SUBSTRATE FILM-FORMATION APPARATUS, OPTICAL DISK SUBSTRATE FILM-FORMATION METHOD, SUBSTRATE HOLDER MANUFACTURE METHOD, SUBSTRATE HOLDER, OPTICAL DISK AND A PHASE-CHANGE RECORDING TYPE OF OPTICAL DISK'20056,777,057'Phase-change optical recording medium and recording method and apparatus for the same'20046,741,545'Phase-change medium usable in phase-difference tracking'20046,548,137'Phase-change optical recording medium and recording method and apparatus for the same'20036,426,936'Phase-change medium usable in phase-difference tracking'20026,391,417'Optical information recording medium'20026,177,167'Optical information recording medium'2001Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2001–2008Patents assigned to RICOH KK (12)· patent assignee history
2001–2008Based in Kanagawa, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| RICOH KK | 12 | 2001–2008 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kanagawa, JP | 12 | 2001–2008 |