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Nishant Shankar LAWAND
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Delft, NL
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Patents Grants
last 30 patents
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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
Patents Applications
last 30 patents
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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...
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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