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Patents
Medical And Laboratory Equipment Patents
Equipment For Diagnosis, Analysis, Or Treatment Patents
Auricular (45) Patents
Hearing Aid Patents (Class D24/174)
Hearing Aid Patents (Class D24/174)
Voice reflector (Class D24/175)
Hearing aid
Patent number:
D322126
Type:
Grant
Filed:
November 27, 1989
Date of Patent:
December 3, 1991
Assignee:
U.S. Philips Corporation
Inventor:
Okke O. van Mourik
Hearing aid
Patent number:
D322319
Type:
Grant
Filed:
November 27, 1989
Date of Patent:
December 10, 1991
Assignee:
U.S. Philips Corporation
Inventor:
Okke O. van Mourik
Hearing aid
Patent number:
D322481
Type:
Grant
Filed:
November 27, 1989
Date of Patent:
December 17, 1991
Assignee:
U.S. Philips Corporation
Inventor:
Okke O. van Mourik
Hearing aid
Patent number:
D338530
Type:
Grant
Filed:
September 20, 1991
Date of Patent:
August 17, 1993
Assignee:
Audio Science, Inc.
Inventor:
Dennis A. Oberlander
Shell for hearing aid
Patent number:
D340286
Type:
Grant
Filed:
January 29, 1991
Date of Patent:
October 12, 1993
Inventor:
Jinseong Seo
Hearing aid housing
Patent number:
D340522
Type:
Grant
Filed:
December 3, 1991
Date of Patent:
October 19, 1993
Assignee:
Nobelpharma AB
Inventor:
Jonnie Silbersky
Combined hearing aid and geriatric amplifier
Patent number:
D344800
Type:
Grant
Filed:
September 12, 1991
Date of Patent:
March 1, 1994
Assignee:
Comento AB
Inventor:
Ulf Lamby
Ear support
Patent number:
D346026
Type:
Grant
Filed:
June 2, 1992
Date of Patent:
April 12, 1994
Assignee:
Unex Corporation
Inventors:
Lawrence G. Shubert, Christopher O. Lada, Christopher Loew, John Ela
Combined sunglasses and radio
Patent number:
D353387
Type:
Grant
Filed:
November 6, 1992
Date of Patent:
December 13, 1994
Inventor:
Sylvan Peters
Hearing aid
Patent number:
D354568
Type:
Grant
Filed:
February 9, 1994
Date of Patent:
January 17, 1995
Assignee:
Rion Kabushiki Kaisha
Inventors:
Toshiyuki Araki, Yoshiyuki Narisawa, Noboru Inoue
Filter for attachment to an in-ear hearing aid to prevent the migration of ear wax into the hearing aid
Patent number:
D355702
Type:
Grant
Filed:
December 28, 1992
Date of Patent:
February 21, 1995
Inventor:
Ronald D. Johnson
Hearing aid receiver
Patent number:
D360691
Type:
Grant
Filed:
September 1, 1993
Date of Patent:
July 25, 1995
Assignee:
Knowles Electronics, Inc.
Inventor:
August F. Mostardo
Hearing aid receiver
Patent number:
D360948
Type:
Grant
Filed:
September 1, 1993
Date of Patent:
August 1, 1995
Assignee:
Knowles Electronics, Inc.
Inventor:
August F. Mostardo
Hearing aid receiver
Patent number:
D360949
Type:
Grant
Filed:
September 1, 1993
Date of Patent:
August 1, 1995
Assignee:
Knowles Electronics, Inc.
Inventor:
August F. Mostardo
Air conduction hearing aid
Patent number:
D367113
Type:
Grant
Filed:
August 1, 1994
Date of Patent:
February 13, 1996
Assignee:
EarCraft Technologies, Inc.
Inventor:
Eric L. Weeks
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