H - Electricity – 01 – L
Patent
H - Electricity
01
L
56/146, 356/172
H01L 23/48 (2006.01)
Patent
CA 1209721
ABSTRACT OF THE DISCLOSURE A lead frame having a substrate support which supports a semoconductor substrate connected to a top of one of a plurality of external leads extending in the same direction from a connecting band, wherein a three- dimensional pattern of a groove shape or a bore shape is formed on at least part of one surface of the substrate support the other surface of which supports the semiconductor substrate.
480771
Fujii Hiroyuki
Katoh Michio
Nishikawa Mikio
Tateno Kenichi
Wada Fujio
Gowling Lafleur Henderson Llp
Matsushita Electric Industrial Co. Ltd.
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