P

Inventor

BALL GEOFFREY R

AT31 patents
⚠️ This page may combine multiple inventors who share the name “BALL GEOFFREY R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SYMPHONIX DEVICES INC

15 patents
US6217508B1Apr 17, 2001

Ultrasonic hearing system

SYMPHONIX DEVICES INC246 citations99
US5795287AAug 18, 1998

Tinnitus masker for direct drive hearing devices

SYMPHONIX DEVICES INC235 citations99
US6626822B1Sep 30, 2003

Implantable microphone having improved sensitivity and frequency response

SYMPHONIX DEVICES INC147 citations98
US6475134B1Nov 5, 2002

Dual coil floating mass transducers

SYMPHONIX DEVICES INC125 citations98
US6190305B1Feb 20, 2001

Implantable and external hearing systems having a floating mass transducer

SYMPHONIX DEVICES INC258 citations98
US6139488AOct 31, 2000

Biasing device for implantable hearing devices

SYMPHONIX DEVICES INC118 citations98
US6093144AJul 25, 2000

Implantable microphone having improved sensitivity and frequency response

SYMPHONIX DEVICES INC165 citations98
US5897486AApr 27, 1999

Dual coil floating mass transducers

SYMPHONIX DEVICES INC194 citations98
US5857958AJan 12, 1999

Implantable and external hearing systems having a floating mass transducer

SYMPHONIX DEVICES INC195 citations98
US5800336ASep 1, 1998

Advanced designs of floating mass transducers

SYMPHONIX DEVICES INC349 citations98
US5624376AApr 29, 1997

Implantable and external hearing systems having a floating mass transducer

SYMPHONIX DEVICES INC457 citations98
US6676592B2Jan 13, 2004

Dual coil floating mass transducers

SYMPHONIX DEVICES INC109 citations97
US5949895ASep 7, 1999

Disposable audio processor for use with implanted hearing devices

SYMPHONIX DEVICES INC163 citations96
US5913815AJun 22, 1999

Bone conducting floating mass transducers

SYMPHONIX DEVICES INC263 citations96
US5859916AJan 12, 1999

Two stage implantable microphone

SYMPHONIX DEVICES INC172 citations96

BALL GEOFFREY R

5 patents

VIBRANT MED EL HEARING TECH

4 patents

(unassigned)

1 patent

SYMPHONIX

1 patent

VIBRANT MED EL HEARING TECHNOL

1 patent

VIBRX INC

1 patent

VIBRANT MED-EL HEARING TECH GMBH

1 patent

MED EL ELEKTROMED GERAETE GMBH

1 patent

MED EL ELEKTROMEDIZINISCHE GERAETE GMBH

1 patent