Derrick P. Grimmer

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White Bear Lake, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Interconnected semiconductor devices
- Patent number 4,965,655
- Issue date Oct 23, 1990
- Minnesota Mining and Manufacturing Company
- Derrick P. Grimmer
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Light-rechargeable battery
- Patent number 4,882,239
- Issue date Nov 21, 1989
- Minnesota Mining and Manufacturing Company
- Derrick P. Grimmer
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for fabricating an interconnected array of semiconductor dev...
- Patent number 4,873,201
- Issue date Oct 10, 1989
- Minnesota Mining and Manufacturing Company
- Derrick P. Grimmer
- H01 - BASIC ELECTRIC ELEMENTS