Thin film cathodes

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CPC
H01J2201/193

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Parent Industries

HELECTRICITY H01Electric elements H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS H01J2201/00Electrodes common to discharge tubes

Current Industry

H01J2201/193Thin film cathodes

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Patents Grantslast 30 patents

Information Patent Grant
Cathode structure for cathode ray tube
- Patent number 6,492,765
- Issue date Dec 10, 2002
- Matsushita Electric Industrial Co., Ltd.
- Mika Yamagishi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Thermionic emitter with balancing thermal conduction legs
- Patent number 6,426,587
- Issue date Jul 30, 2002
- Siemens Aktiengesellschaft
- Erich Hell
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Display device based on indirectly heated thermionic cathodes
- Patent number 5,831,382
- Issue date Nov 3, 1998
- Frank Albert Bilan
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents