Small piezoelectric resonator

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11146239
APP PUB NO 20190103854A1
SERIAL NO

16136320

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Abstract

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The invention relates to a piezoelectric resonator, which comprises a base and at least two vibrating arms (3) extending from the base, at least two grooves (4a, 4b) being formed opposite each other on part of the length of the arms and on upper and lower faces of the arms. The depth of the groove on the upper face is less than 30% of the total thickness of each arm and the depth of the groove on the lower face is more than 50% of the total thickness of each arm, or reversely.

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Patent Owner(s)

Patent OwnerAddress
MICRO CRYSTAL SAMUEHLESTRASSE 14 GRENCHEN 2540

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Dalla, Piazza Silvio St-Imier, CH 26 224
Staub, Felix Koppigen, CH 4 50

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