US 7,321,188 B2
Light filament formed from carbon nanotubes
KaiLi Jiang, Beijing (China); ShouShan Fan, Beijing (China); and QunQing Li, Beijing (China)
Assigned to Tsing Hua University, Beijing (China); and Hon Hai Precision Industry Co., Ltd., Tu-Cheng, Taipei Hsien (Taiwan)
Filed on Oct. 21, 2005, as Appl. No. 11/256,123.
Application 11/256123 is a division of application No. 10/334469, filed on Dec. 31, 2002, granted, now 6,957,993, filed on Oct. 25, 2005.
Claims priority of application No. 02134761 (CN), filed on Sep. 16, 2002.
Prior Publication US 2007/0228920 A1, Oct. 04, 2007
Int. Cl. H01K 1/04 (2006.01); H01K 1/06 (2006.01)
U.S. Cl. 313—315  [313/311; 313/341; 313/578] 7 Claims
OG exemplary drawing
 
1. A light filament comprising a carbon nanotube yarn, the carbon nanotube yarn being configured for emitting light by application of an electric current to said carbon nanotubes.