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2022
|
Invention
|
Short wavelength visible light-emitting toothbrush with an electronic signal interlock control.
... |
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2020
|
Invention
|
Light emitting oscillating toothbrush. An electric toothbrush includes a handle with a motor and ... |
|
2017
|
Invention
|
Short wavelength visible light-emitting toothbrush with an electronic signal interlock control. A... |
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2011
|
Invention
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Photocatalysis process toothbrush.
A photocatalysis process light emitting toothbrush comprising... |
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2008
|
Invention
|
Photocatalysis process toothbrush.
A photocatalysis process manual light emitting toothbrush com... |
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2007
|
Invention
|
Photocatalysis process toothbrush.
A photocatalysis process toothbrush comprising a handle with ... |
