Energy Transportation Group Inc. v. Sonic Innovations Inc. et al

NPE Status
Practicing Entity
Declaratory Judgment
No
Civil Action
1:05-cv-00422
Filing Date
Venue
D.Del.
Termination Date
US Patent No
4731850
4879749

Patent Asserters:

Patent Asserter
Energy Transportation Corp
8 Product company

Alleged Infringers:

Phonak LLC
Widex A/S
Starkey Laboratories, Inc.
WDH Inc.
William Demant Holding A/S
Widex Hearing Aid Co Inc
Unitron Hearing, Inc.
Resistance Technology Inc.
Widex USA, Inc.
Bernafon AG
Oticon, Inc.
Bernafon LLC
Oticon A/S
Phonak Holding AG
Phonak, Inc. USA
GN Resound Corporation
Phonak AG
Unitron Hearing, Ltd.
Gennum Corporation
Sonic Innovations
WDH Inc.
GN Resound A/S