Single-layer circuit board, multi-layer circuit board, and manufacturing methods therefor

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United States of America Patent

PATENT NO 11917768
APP PUB NO 20220151081A1
SERIAL NO

17584003

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Abstract

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A multi-layer circuit board, successively constituted by surface sticking layer, single-layer circuit board, middle sticking layer, single-layer circuit board, surface sticking layer, said multi-layer circuit board is provided with a hole, a hole wall of said hole is formed with conductive seed layer, and partial outer surface of said surface sticking layer is formed with a circuit pattern layer of conductive seed layer, wherein said conductive seed layer comprises a ion implantation layer implanting below the hole wall of said hole and below partial outer surface of said surface sticking layer.

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Patent Owner(s)

Patent OwnerAddress
RICHVIEW ELECTRONICS CO LTDROOM 8078 8F GAOKE BUILDING NO 18 HUAGUANG ROAD GUANDONG SCIENCE & TECHNOLOGY PARK DONHGU DEVELOPMENT ZONE WUHAN HUBEI 430070

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bai, Siping Zhuhai, CN 7 5
Wang, Zhijian Zhuhai, CN 28 56
Wu, Xianglan Zhuhai, CN 11 29
Yang, Zhigang Zhuhai, CN 28 62
Zhang, Jinqiang Zhuhai, CN 10 6

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