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Engbert Wilmink
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Delft, NL
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Patents Grants
last 30 patents
Information
Patent Grant
Acoustic filter and method of manufacturing
Patent number
11,804,205
Issue date
Oct 31, 2023
SONOVA AG
Pieter Gerard Van 'T Hof
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Acoustic device with deformable shape as valve
Patent number
11,463,803
Issue date
Oct 4, 2022
SONOVA AG
Engbert Wilmink
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Acoustic filter with enhanced valve stroke
Patent number
11,438,709
Issue date
Sep 6, 2022
SONOVA AG
Adrian Lara-Quintanilla
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Acoustic valve and ear plug for hearing protection
Patent number
11,273,076
Issue date
Mar 15, 2022
SONOVA AG
Pieter Gerard van't Hof
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Acoustic filter with attenuation control
Patent number
11,266,532
Issue date
Mar 8, 2022
SONOVA AG
Pieter Gerard Van 'T Hof
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Method and system for testing a mould shape quality of a user-custo...
Patent number
9,930,454
Issue date
Mar 27, 2018
Dynamic Ear Company B.V.
Pieter Gerard van't Hof
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Microphone for a hearing aid
Patent number
8,824,713
Issue date
Sep 2, 2014
Sonion Nederland B.V.
Wilmink Engbert
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Ear protector with a sound damping filter, sound damping filter for...
Patent number
8,689,931
Issue date
Apr 8, 2014
Dynamic Ear Company B.V.
Engbert Wilmink
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Microphone for a hearing aid
Patent number
8,369,552
Issue date
Feb 5, 2013
Sonion Nederland B.V.
Wilmink Engbert
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Earplug for insertion into an auditory duct
Patent number
8,155,338
Issue date
Apr 10, 2012
Dynamic Ear Company B.V.
Engbert Wilmink
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Earplug
Patent number
7,783,056
Issue date
Aug 24, 2010
Nederlandse Organisatie voor Toegepast-Natuurwetenschappelijk Onderzoek TNO
Engbert Wilmink
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Electroacoustic transducer with a diaphragm and method for fixing a...
Patent number
7,706,561
Issue date
Apr 27, 2010
Sonion Nederland B.V.
Engbert Wilmink
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for fixing a diaphragm in an electroacoustic transducer
Patent number
7,492,919
Issue date
Feb 17, 2009
Sonion Nederland B.V.
Wilmink Engbert
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Microphone for a hearing aid
Patent number
7,292,700
Issue date
Nov 6, 2007
Sonion Nederland B.V.
Wilmink Engbert
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Electroacoustic transducer with a diaphragm, and method for fixing...
Patent number
7,110,565
Issue date
Sep 19, 2006
Sonionmicrotonic Nederland B.V.
Wilmink Engbert
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System consisting of a microphone and an amplifier
Patent number
6,950,529
Issue date
Sep 27, 2005
SonionMicrotronic Nederland B.V.
Engbert Wilmink
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Integrated microphone/amplifier unit, and amplifier module therefor
Patent number
6,084,972
Issue date
Jul 4, 2000
Microtronic Nederland B.V.
Aart Zeger van Halteren
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Electroacoustic transducer with improved diaphragm attachment
Patent number
6,078,677
Issue date
Jun 20, 2000
Microtronic Nederlands B.V.
Henk Dolleman
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
ACOUSTIC DEVICE WITH SMA MICROSPRING SWITCH
Publication number
20220349490
Publication date
Nov 3, 2022
Sonova AG
Anna Glazer
F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information
Patent Application
ACOUSTIC FILTER WITH ENHANCED VALVE STROKE
Publication number
20210409874
Publication date
Dec 30, 2021
Sonova AG
Adrian LARA-QUINTANILLA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ACOUSTIC DEVICE WITH DEFORMABLE SHAPE AS VALVE
Publication number
20210227315
Publication date
Jul 22, 2021
Sonova AG
Engbert WILMINK
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ACOUSTIC FILTER WITH ATTENUATION CONTROL
Publication number
20200352788
Publication date
Nov 12, 2020
DYNAMIC EAR COMPANY B.V.
Pieter Gerard VAN 'T HOF
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
ACOUSTIC FILTER AND METHOD OF MANUFACTURING
Publication number
20180277087
Publication date
Sep 27, 2018
DYNAMIC EAR COMPANY B.V.
Pieter Gerard VAN 'T HOF
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
ACOUSTIC VALVE AND EAR PLUG FOR HEARING PROTECTION
Publication number
20170202710
Publication date
Jul 20, 2017
DYNAMIC EAR COMPANY B.V.
Pieter Gerard van 't Hof
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
METHOD AND SYSTEM FOR TESTING A MOULD SHAPE QUALITY OF A USER-CUSTO...
Publication number
20160241967
Publication date
Aug 18, 2016
DYNAMIC EAR COMPANY B.V.
Pieter Gerard van 't Hof
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MICROPHONE FOR A HEARING AID
Publication number
20130142370
Publication date
Jun 6, 2013
Sonion Nederland BV
Wilmink Engbert
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
EAR PROTECTOR WITH A SOUND DAMPING FILTER, SOUND DAMPING FILTER FOR...
Publication number
20130126262
Publication date
May 23, 2013
DYNAMIC EAR COMPANY B.V.
Engbert Wilmink
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
EARPLUG FOR INSERTION INTO AN AUDITORY DUCT
Publication number
20090220103
Publication date
Sep 3, 2009
DYNAMIC EAR COMPANY B.V.
Engbert Wilmink
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Microphone for a hearing aid
Publication number
20070258610
Publication date
Nov 8, 2007
SonionMicrotronic Nederland B.V.
Wilmink Engbert
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Earplug
Publication number
20070086599
Publication date
Apr 19, 2007
Nederlandse Organisatic voortoegepastnatuurweten- schappelijk Onderzoek TNO
Engbert Wilmink
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Method for fixing a diaphragm in an electroacoustic transducer
Publication number
20060230598
Publication date
Oct 19, 2006
Wilmink Engbert
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Electroacoustic transducer with a diaphragm and method for fixing a...
Publication number
20050111688
Publication date
May 26, 2005
Engbert Wilmink
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
System consisting of a microphone and an amplifier
Publication number
20010043705
Publication date
Nov 22, 2001
Engbert Wilmink
H04 - ELECTRIC COMMUNICATION TECHNIQUE