Inventor
Toshikazu Nagaura
Inventor
Nara, JP
Overview
Patents· 8 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%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests33%
PatentTitleYear
6,067,285'Optical disc'20005,820,795'Manufacturing method of magneto-optical master disk'19985,587,994'Cartridge used for a disc-shaped recording medium'19965,500,850'Optical disk with grooves and pits of different depths'19965,490,131'Optical disk'19965,453,975'Optical disc with surface coating and manufacturing method therefor'19955,399,461'Optical disk for use in optical memory devices'19955,331,625'Optical disc with antistatic coating containing tin oxide and phosphorous'1994Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1994–2000Patents assigned to SHARP KK (8)· patent assignee history
1994–2000Based in Nara, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SHARP KK | 8 | 1994–2000 |
Locations
| Location | Patents | Span |
|---|---|---|
| Nara, JP | 8 | 1994–2000 |