Invention Grant
US06932664B2 Gas discharge tube and method for forming electron emission layer in gas discharge tube
失效
气体放电管及气体放电管中形成电子发射层的方法
- Patent Title: Gas discharge tube and method for forming electron emission layer in gas discharge tube
- Patent Title (中): 气体放电管及气体放电管中形成电子发射层的方法
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Application No.: US10076333Application Date: 2002-02-19
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Publication No.: US06932664B2Publication Date: 2005-08-23
- Inventor: Hitoshi Yamada , Akira Tokai , Manabu Ishimoto , Tsutae Shinoda
- Applicant: Hitoshi Yamada , Akira Tokai , Manabu Ishimoto , Tsutae Shinoda
- Applicant Address: JP Kawasaki
- Assignee: Fujitsu Limited
- Current Assignee: Fujitsu Limited
- Current Assignee Address: JP Kawasaki
- Agency: Staas & Halsey
- Priority: JP2001-232449 20010731
- Main IPC: H01J9/20
- IPC: H01J9/20 ; H01J9/02 ; H01J37/32 ; H01J61/04 ; H01J61/06 ; H01J61/54 ; H01J65/00 ; H01J65/04 ; H01J9/24 ; H01J61/00
Abstract:
A gas discharge tube includes a plurality of light-emitting portions that are provided outside of the tube, at least two discharge electrodes, and an electron emission film formed on the entire inner wall of the tube for improving discharge characteristics.
Public/Granted literature
- US20030025451A1 Gas discharge tube and method for forming electron emission layer in gas discharge tube Public/Granted day:2003-02-06
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