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Michael G. Sack
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Westford, MA, US
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Patents Grants
last 30 patents
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Patent Grant
Reducing cleaning roller amplitude and speed oscillations of a clea...
Patent number
11,930,989
Issue date
Mar 19, 2024
iRobot Corporation
Hao-Yun Chow
A46 - BRUSHWARE
Information
Patent Grant
Reducing cleaning roller amplitude and speed oscillations of a clea...
Patent number
11,678,780
Issue date
Jun 20, 2023
iRobot Corporation
Hao-Yun Chow
A46 - BRUSHWARE
Information
Patent Grant
Reducing cleaning roller amplitude and speed oscillations of a clea...
Patent number
11,369,242
Issue date
Jun 28, 2022
iRobot Corporation
Hao-Yun Chow
A46 - BRUSHWARE
Patents Applications
last 30 patents
Information
Patent Application
REDUCING CLEANING ROLLER AMPLITUDE AND SPEED OSCILLATIONS OF A CLEA...
Publication number
20230301477
Publication date
Sep 28, 2023
iRobot Corporation
Hao-Yun Chow
A46 - BRUSHWARE
Information
Patent Application
REDUCING CLEANING ROLLER AMPLITUDE AND SPEED OSCILLATIONS OF A CLEA...
Publication number
20220313037
Publication date
Oct 6, 2022
iRobot Corporation
Hao-Yun Chow
A46 - BRUSHWARE
Information
Patent Application
TWO IN ONE MOBILE CLEANING ROBOT
Publication number
20220104677
Publication date
Apr 7, 2022
iRobot Corporation
Michael G. Sack
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Application
REDUCING CLEANING ROLLER AMPLITUDE AND SPEED OSCILLATIONS OF A CLEA...
Publication number
20200352402
Publication date
Nov 12, 2020
iRobot Corporation
Hao-Yun Chow
A46 - BRUSHWARE