Sung Chul Chang

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Riverbank, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Process of mounting spring contacts to semiconductor devices
- Patent number 6,168,974
- Issue date Jan 2, 2001
- FormFactor, Inc.
- Sung Chul Chang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Chip-scale carrier for semiconductor devices including mounted spri...
- Patent number 6,023,103
- Issue date Feb 8, 2000
- FormFactor, Inc.
- Sung Chul Chang
- H01 - BASIC ELECTRIC ELEMENTS