The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 28, 2020
Filed:
Jan. 30, 2017
Braun Gmbh, Kronberg, DE;
Frank Beerwerth, Kaltenholzhausen, DE;
Christian Neyer, Eschborn, DE;
Dalibor Dadic, Koenigstein, DE;
Felix Heinemann, Frankfurt am Main, DE;
Braun GMBH, Kronberg, DE;
Abstract
The present invention is concerned with a skin treatment device, in particular a hair removal device, having a light emission unit comprising a substrate and a plurality of first LED dies mounted on the substrate on an area of at least 0.2 cm, in particular of at least 1 cm, wherein the skin treatment device is arranged to activate the first LED dies to emit a treatment light pulse having a pulse length in particular in the range of between 10 ms and 300 ms and the first LED dies have a radiant flux such that a radiant fluence on the skin of a user of at least 1 J/cmis achieved by application of the treatment light pulse, wherein the light emission unit has at least two selectable active areas of first LED dies, where the selectable active areas have different sizes, and at least three second LED dies are mounted on the substrate at locations suitable for visibly indicating each of the selectable active areas.