Class 313/301 - Plural interelectrode discharge spaces

Subclass of Class 313 - Electric lamp and discharge devices
Definition: Discharge devices which have either a plurality of separate
No. of patents: 2
Last issue date: 09/13/2005

Number	Title	Issue Date
6943488	Structures, electron-emitting devices, image-forming apparatus, and methods of producing them Provided are electron-emitting devices improved in durability during concentration of an electric field and thus rarely suffering chain discharge breakdown. An electron-emitting device has an electroconductive film, a layer placed on the electroconductive film and c...	09/13/2005
5379000	Atomic clock employing ion trap of mono- or multi-planar geometry An atomic clock system employs one of a family of ion trap configurations confining an ion in a potential well, such that a vibrational frequency confined ion may be measured accurately. The ion traps disclassed for use in such atomic clock systems includ...	01/03/1995

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