Stock material or miscellaneous articles – Circular sheet or circular blank – Recording medium or carrier
Patent
1990-01-25
1992-02-11
Ryan, Patrick J.
Stock material or miscellaneous articles
Circular sheet or circular blank
Recording medium or carrier
428137, 428209, 428901, 428 76, 156 60, 156196, 156217, 15624418, 174 522, B32B 302
Patent
active
050874977
ABSTRACT:
On an electric circuit substrate comprising an electric circuit, a radiator plate is placed for heat radiation of an integrated circuit structure and a transistor which emits heat, and the integrated circuit structure and the transistor are placed on the radiator plate and a power supply terminal is integrally provided on the radiator plate.
REFERENCES:
patent: 4408220 (1983-10-01), Calabro
patent: 4688864 (1987-08-01), Sorel
patent: 4894706 (1990-01-01), Sato et al.
patent: 4896977 (1990-01-01), Takagi et al.
Suzuki Koji
Tanaka Minoru
Canon Kabushiki Kaisha
Canon Seiki Kabushiki Kaisha
Ryan Patrick J.
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