Active solid-state devices (e.g. – transistors – solid-state diode – Regenerative type switching device – With extended latchup current level
Reexamination Certificate
2011-07-26
2011-07-26
Le, Thao (Department: 2818)
Active solid-state devices (e.g., transistors, solid-state diode
Regenerative type switching device
With extended latchup current level
C257SE21485
Reexamination Certificate
active
07985982
ABSTRACT:
An etchant composition that allows simplification and optimization of semiconductor manufacturing process is presented, along with a method of patterning a conductive layer using the etchant and a method of manufacturing a flat panel display using the etchant. The etchant includes nitric acid, phosphoric acid, acetic acid, and an acetate compound in addition to water.
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patent: 1020060039631 (2006-05-01), None
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Baek Kui-Jong
Choung Jong-Hyun
Hong Sun-Young
Kim Bong-Kyun
Lee Byeong-Jin
Innovation Counsel LLP
Le Thao
Samsung Electronics Co,. Ltd.
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