Inventor
Tuneyuki Hasegawa
Inventor
Odawarra, JP
Overview
Patents· 2 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C23Cprimary
C23CCoating metallic material50%
G11BInformation storage based on relative movement between record carrier and transducer50%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990–1997Patents assigned to HITACHI LTD (2)· patent assignee history
1990Based in Hiratsuka, JP· patent location history
1997Based in Odawarra, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI LTD | 2 | 1990–1997 |
Locations
| Location | Patents | Span |
|---|---|---|
| Odawarra, JP | 1 | 1997 |
| Hiratsuka, JP | 1 | 1990 |