Eugene C. Heltemes

Person

White Bear Lake, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Dual status magnetic marker having magnetically biasable flux colle...
- Patent number 4,884,063
- Issue date Nov 28, 1989
- Minnesota Mining and Manufacturing Company
- Russell W. Church
- G08 - SIGNALLING
Information Patent Grant
Random-filament, multi-directionally responsive marker for use in e...
- Patent number 4,857,891
- Issue date Aug 15, 1989
- Minnesota Mining and Manufacturing Company
- Eugene C. Heltemes
- G08 - SIGNALLING
Information Patent Grant
Dual status magnetic marker having magnetically biasable flux colle...
- Patent number 4,825,197
- Issue date Apr 25, 1989
- Minnesota Mining and Manufacturing Company
- Russell W. Church
- G08 - SIGNALLING
Information Patent Grant
Demagnetization apparatus for magnetic markers used with article su...
- Patent number 4,752,758
- Issue date Jun 21, 1988
- Minnesota Mining and Manufacturing Company
- Eugene C. Heltemes
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Demagnetization apparatus for magnetic markers used with electromag...
- Patent number 4,689,590
- Issue date Aug 25, 1987
- Minnesota Mining and Manufacturing Company
- Eugene C. Heltemes
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Desensitizer for ferromagnetic markers used with electromagnetic ar...
- Patent number 4,499,444
- Issue date Feb 12, 1985
- Minnesota Mining and Manufacturing Company
- Eugene C. Heltemes
- G08 - SIGNALLING
Information Patent Grant
Antipilferage system utilizing "figure-8" shaped field producing an...
- Patent number 4,135,183
- Issue date Jan 16, 1979
- Minnesota Mining and Manufacturing Company
- Eugene C. Heltemes
- G08 - SIGNALLING

Eugene C. Heltemes

Person

Patents Grantslast 30 patents

Dual status magnetic marker having magnetically biasable flux colle...

Random-filament, multi-directionally responsive marker for use in e...

Dual status magnetic marker having magnetically biasable flux colle...

Demagnetization apparatus for magnetic markers used with article su...

Demagnetization apparatus for magnetic markers used with electromag...

Desensitizer for ferromagnetic markers used with electromagnetic ar...

Antipilferage system utilizing "figure-8" shaped field producing an...