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Sofieke Jagtman
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Delft, NL
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Patents Grants
last 30 patents
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Patent Grant
Braille display system
Patent number
10,890,993
Issue date
Jan 12, 2021
Optelec Holding B.V.
Sofieke Jagtman
G06 - COMPUTING CALCULATING COUNTING
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Patent Grant
Braille display system
Patent number
10,101,829
Issue date
Oct 16, 2018
Optelec Holding B.V.
Sofieke Jagtman
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
BRAILLE DISPLAY SYSTEM
Publication number
20190012009
Publication date
Jan 10, 2019
Optelec Holding B.V.
Sofieke Jagtman
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Patent Application
Braille Display System
Publication number
20150363015
Publication date
Dec 17, 2015
Optelec Holding B.V.
Sofieke Jagtman
G06 - COMPUTING CALCULATING COUNTING