Robert J Fretz

Inventor

Create Portfolio

Stats

Details

Work History

Patent OwnerApplications FiledYear
GN RESOUND NORTH AMERICA CORPORATION
1
1
1
1
1997
1998
1999
2005
COCHLEAR CORPORATION
1
1987
INTRICON CORPORATION
2
2
5
1
1
2009
2010
2011
2012
2013
GN RESOUND CORPORATION
1
1997
RESOUND CORPORATION
1
1
1
1997
1998
1999
INTRICON, INC.
2
2004

Inventor Addresses

AddressDuration
MAPLEWOOD, MN, USJan 02, 03 - Jan 02, 03
Maplewood, MNMar 15, 88 - Apr 11, 06
Maplewood, MN, USApr 14, 09 - Jul 01, 14

Technology Profile

Technology # of Patents
A61B: DIAGNOSIS; SURGERY; IDENTIFICATION 1
B23P: OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 1
H01R: ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS 1

See more…

Patents / Publication

Patents / Publication #Year of Publication / IssuedTitleCitations
8,767,9872014Ear contact pressure wave hearing aid switch0
2014/0105,4382014Hearing Aid Positioning System And Structure0
8,605,9272013Hearing aid positioning system and structure1
8,358,7972013Switch for a hearing aid0
8,355,5172013Hearing aid circuit with feedback transition adjustment0

See more…

We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.