Inventor
Michel Sonrier
Inventor
Bois d'Arcy, FR
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 transducer67%
H01JElectric discharge tubes or discharge lamps17%
H04LTransmission of digital information, e.g. telegraphic communication17%
PatentTitleYear
5,883,750'Method and system for the magnetic recording of information elements and information medium by providing current correction for cross-talk magnetic flux'19995,818,741'Digital filtering system for signals'19985,796,710'Information recording medium encoded to enable track following and method of recording'19985,640,285'Information recording medium encoded to enable track following'19975,493,553'Method and apparatus for preventing cross-talk during reproduction of data recorded on a high density recording medium'19964,918,318'Electronic optics device with variable illumination and aperture limitation, and application thereof to an electron beam lithographic system'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990–1999Patents assigned to THOMSON CSF (5)· patent assignee history
1990–1999Based in Bois d'Arcy, FR· patent location history
1996–1999Patents assigned to THOMSON CONSUMER ELECTRONICS (4)· patent assignee history
1998Patents assigned to THOMSON MULTIMEDIA SA (1)· patent assignee history
1998Based in Obernal, FR· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| THOMSON CSF | 5 | 1990–1999 |
| THOMSON CONSUMER ELECTRONICS | 4 | 1996–1999 |
| THOMSON MULTIMEDIA SA | 1 | 1998 |
Locations
| Location | Patents | Span |
|---|---|---|
| Bois d'Arcy, FR | 5 | 1990–1999 |
| Obernal, FR | 1 | 1998 |