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Shannon L. Siefken
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Woodbury, MN, US
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Patents Grants
last 30 patents
Information
Patent Grant
Display system
Patent number
11,927,855
Issue date
Mar 12, 2024
Kristopher J. Derks
G02 - OPTICS
Information
Patent Grant
Multiplexing backlight with asymmetric turning film
Patent number
11,585,966
Issue date
Feb 21, 2023
3M Innovative Properties Company
Kenneth A. Epstein
F21 - LIGHTING
Information
Patent Grant
Multiplexing backlight with asymmetric turning film
Patent number
10,955,592
Issue date
Mar 23, 2021
3M Innovative Properties Company
Kenneth A. Epstein
F21 - LIGHTING
Information
Patent Grant
Power control device and power control method for thin client display
Patent number
9,389,671
Issue date
Jul 12, 2016
3M Innovative Properties Company
Guanglei Du
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Patents Applications
last 30 patents
Information
Patent Application
DISPLAY SYSTEM
Publication number
20220260869
Publication date
Aug 18, 2022
3M Innovative Properties Company
Kristopher J. Derks
G02 - OPTICS
Information
Patent Application
MULTIPLEXING BACKLIGHT WITH ASYMMETRIC TURNING FILM
Publication number
20210165138
Publication date
Jun 3, 2021
3M Innovative Properties Company
Kenneth A. EPSTEIN
G02 - OPTICS
Information
Patent Application
MULTIPLEXING BACKLIGHT WITH ASYMMETRIC TURNING FILM
Publication number
20200057343
Publication date
Feb 20, 2020
3M Innovative Properties Company
Kenneth A. EPSTEIN
G02 - OPTICS
Information
Patent Application
POWER CONTROL DEVICE AND POWER CONTROL METHOD
Publication number
20160306408
Publication date
Oct 20, 2016
3M Innovative Properties Company
Guanglei DU
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
POWER CONTROL DEVICE AND POWER CONTROL METHOD
Publication number
20140223207
Publication date
Aug 7, 2014
3M Innovative Properties Company
Guanglei Du
G06 - COMPUTING CALCULATING COUNTING