John K. Frei

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Mesa, AZ, US

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Patents Grantslast 30 patents

Information Patent Grant
Circuit board having stepped vias
- Patent number 5,406,034
- Issue date Apr 11, 1995
- Motorola, Inc.
- John K. Frei
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for forming a semiconductor chip carrier
- Patent number 5,401,689
- Issue date Mar 28, 1995
- Motorola, Inc.
- John K. Frei
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Plasma based soldering by indirect heating
- Patent number 5,345,056
- Issue date Sep 6, 1994
- Motorola, Inc.
- John K. Frei
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Apparatus for adapting semiconductor die pads and method therefor
- Patent number 5,342,999
- Issue date Aug 30, 1994
- Motorola, Inc.
- John K. Frei
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Reinforced wrap around ground and method
- Patent number 5,341,115
- Issue date Aug 23, 1994
- Motorola, Inc.
- John K. Frei
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Leveled non-coplanar semiconductor die contacts
- Patent number 5,296,736
- Issue date Mar 22, 1994
- Motorola, Inc.
- John K. Frei
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Plasma based soldering method requiring no additional heat sources...
- Patent number 5,223,691
- Issue date Jun 29, 1993
- Motorola, Inc.
- John K. Frei
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR