Inventor
Bernard Epsztein
Inventor
Paris, FR
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Jprimary
H01JElectric discharge tubes or discharge lamps41%
H03HImpedance networks, e.g. resonant circuits18%
H03FAmplifiers12%
B82YSpecific uses or applications of nanostructures6%
H03DDemodulation or transference of modulation from one carrier to another6%
H03GControl of amplification6%
H04BTransmission6%
H04NPictorial communication, e.g. television6%
PatentTitleYear
5,070,282'An electron source of the field emission type'19914,999,537'Structure of electron source and application thereof to electromagnetic wave emitting tubes'19914,837,522'Noise reducer for microwave amplifier'19894,591,799'High power klystron amplifier for supplying a variable load'19864,517,603'Device for producing televised pictures with a charge transfer matrix'19854,486,687'Electron gun for convergent beam, and a device, particularly a vidicon tube, equipped with such a gun'19844,439,746'Extended interaction microwave oscillator including a sucession of vanes with orifices'19844,286,191'Delay line with coupled cavities'19814,158,177'Parametric coupling device for traveling-waves'19794,083,021'Transducer for surface wave filters with reduced diffraction'19784,074,213'Elastic bulk wave frequency filter'19784,068,141'Transducer for surface wave filters with an asymmetrical transfer function'19783,967,155'Electronic frequency tuning magnetron'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1991Patents assigned to THOMSON CSF (12)· patent assignee history
1976–1985Based in Paris, FR· patent location history
1986–1991Based in Sceaux, FR· patent location history
1991Patents assigned to THOMSON TUBES ELECTRONIQUES (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| THOMSON CSF | 12 | 1976–1991 |
| THOMSON TUBES ELECTRONIQUES | 1 | 1991 |
Locations
| Location | Patents | Span |
|---|---|---|
| Paris, FR | 9 | 1976–1985 |
| Sceaux, FR | 4 | 1986–1991 |