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H01J2201/2889

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

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H01J2201/2889Characterised by material

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Patents Grantslast 30 patents

Information Patent Grant
Pincer mount cathode
- Patent number 12,027,340
- Issue date Jul 2, 2024
- Kimball Physics, Inc.
- Andrea Michelle Calvey
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Thermal-field type electron source composed of transition metal car...
- Patent number 9,490,098
- Issue date Nov 8, 2016
- Applied Physics Technologies, Inc.
- William A. Mackie
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Thermal-field type electron source composed of transition metal car...
- Patent number 9,240,301
- Issue date Jan 19, 2016
- Applied Physics Technologies, Inc.
- William A. Mackie
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Tungsten wire, cathode heater and vibration service lamp filament
- Patent number 9,236,212
- Issue date Jan 12, 2016
- Kabushiki Kaisha Toshiba
- Takashi Tanaka
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
Pincer Mount Cathode
- Publication number 20240161994
- Publication date May 16, 2024
- KIMBALL PHYSICS, INC.
- Andrea Michelle Calvey
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
TUNGSTEN WIRE, CATHODE HEATER AND VIBRATION SERVICE LAMP FILAMENT
- Publication number 20120285586
- Publication date Nov 15, 2012
- Kabushiki Kaisha Toshiba
- Takashi Tanaka
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
TUNGSTEN WIRE, CATHODE HEATER AND VIBRATION SERVICE LAMP FILAMENT
- Publication number 20100084055
- Publication date Apr 8, 2010
- Kabushiki Kaisha Toshiba
- Takashi Tanaka
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Tunsten wire, cathode heater, and filament for vibration service lamp
- Publication number 20040244879
- Publication date Dec 9, 2004
- Takashi Tanaka
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...