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Christopher Joseph Rence
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Minnetonka, MN, US
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last 30 patents
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Patent Grant
Sound-isolating device for preventing a spoken command-controlled d...
Patent number
11,837,209
Issue date
Dec 5, 2023
Christopher Joseph Rence
G10 - MUSICAL INSTRUMENTS ACOUSTICS
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Patent Grant
Vehicle safety alert system
Patent number
11,455,879
Issue date
Sep 27, 2022
Christopher Joseph Rence
B60 - VEHICLES IN GENERAL
Patents Applications
last 30 patents
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Patent Application
SOUND-ISOLATING DEVICE FOR PREVENTING A SPOKEN COMMAND-CONTROLLED D...
Publication number
20210390939
Publication date
Dec 16, 2021
Christopher Joseph Rence
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
VEHICLE SAFETY ALERT SYSTEM
Publication number
20210383670
Publication date
Dec 9, 2021
Christopher Joseph Rence
B60 - VEHICLES IN GENERAL