Electronic assembly with fiducial marks for precision registration during subsequent processing steps

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United States of America Patent

PATENT NO 9807871
SERIAL NO

14912176

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Abstract

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An electronic assembly includes a substrate having in a first zone a low contrast first conductive pattern; a high contrast fiducial mark in a second zone of the substrate different from the first zone, wherein the fiducial mark and the first conductive pattern are in registration; and a second conductive pattern aligned with the first conductive pattern.

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Patent Owner(s)

Patent OwnerAddress
3M INNOVATIVE PROPERTIES COMPANYP O BOX 33427 ST PAUL MN 55133-3427

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Dodds, Shawn C St. Paul, US 39 71
Gilman, Ann M Woodbury, US 29 45
Pekurovsky, Mikhail L Bloomington, US 122 665
Saulsbury, Kim B Lake Elmo, US 12 105
Stay, Matthew S Minneapolis, US 77 456
Theis, Daniel J Mahtomedi, US 33 93

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