Inventor
Wataru Kuramochi
Inventor
Kawagoe, JP
Overview
Patents· 7 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 transducer27%
G06KGraphical data reading23%
B42DBooks15%
G07FCoin-freed or like apparatus12%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests12%
Y10TTechnical subjects covered by former us classification12%
PatentTitleYear
5,051,569'Method for recording data onto optical data recording cards including data regions and sync regions'19915,041,356'Process for preparing optical recording material'19915,008,552'Data recording and reproducing apparatus for an optical card'19914,970,712'Method for recording data onto optical data recording cards using pits for indicating the center line positions of data arrays provided on said cards'19904,816,362'Optical recording cards with non-recording reflective layer'19894,754,128'Optical cards and processes for preparing the same'19884,673,626'Optical recording card with optical recording layers'1987Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1987–1991Patents assigned to DAINIPPON PRINTING CO LTD (7)· patent assignee history
1987–1991Based in Kawagoe, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DAINIPPON PRINTING CO LTD | 7 | 1987–1991 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kawagoe, JP | 7 | 1987–1991 |