US Patent No. 9,257,254

TRANSMISSIVE TARGET, X-RAY GENERATING TUBE INCLUDING TRANSMISSIVE TARGET, X-RAY GENERATING APPARATUS, AND RADIOGRAPHY SYSTEM


Patent No. 9,257,254
Issue Date February 09, 2016 
Title Transmissive Target, X-ray Generating Tube Including Transmissive Target, X-ray Generating Apparatus, And Radiography System
Inventorship Takao Ogura, Yokohama (JP)
Shuji Yamada, Atsugi (JP)
Masatoshi Watanabe, Isehara (JP)
Takeo Tsukamoto, Kawasaki (JP)
Yoichi Ikarashi, Fujisawa (JP)
Tadayuki Yoshitake, Tokyo (JP)
Assignee Canon Kabushiki Kaisha, Tokyo (JP)

Claim of US Patent No. 9,257,254

1. A transmissive target, comprising:
a target layer configured to include target metal and generate X-ray when receiving irradiated electrons; and
a substrate configured to support the target layer and include carbon as a main component,
a carbide region including carbide of the target metal and a non-carbide region including the target metal are located in
a mixed manner between the substrate and the target layer.