Inventor
Kenji Tokumitsu
Inventor
Odawara, JP
Overview
Patents· 6 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 transducer100%
PatentTitleYear
6,522,612'Method for recording information, apparatus for recording information and information recording medium'20036,456,579'Method for recording information, apparatus for recording information, and information recording medium'20026,404,707'Storage apparatus using removable media and its read/write control method'20025,745,444'Method of controlling recording information on an optical disk using replacement control information'19985,513,166'Optical recording and reproducing apparatus for controlling a laser driver current according to test data on the disc'19964,833,665'Information recording control system reusing a defective area'1989Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1989–2003Patents assigned to HITACHI LTD (6)· patent assignee history
1989Patents assigned to NIPPON T & T (1)· patent assignee history
1989–2003Based in Odawara, JP· patent location history
1998Patents assigned to HITACHI COMPUTER ENG (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI LTD | 6 | 1989–2003 |
| HITACHI COMPUTER ENG | 1 | 1998 |
| NIPPON T & T | 1 | 1989 |
Locations
| Location | Patents | Span |
|---|---|---|
| Odawara, JP | 6 | 1989–2003 |