IP Library › Granted Patent US 12,697,504
Granted Patent B2
US 12,697,504 · App. 18/461,160 · Granted Aug 4, 2026

Heated brush with hollow bristles for air and light application

Inventors: Daniel Prindle (Dayton, OH); Wei Jin Tay (Centerville, OH); Amnon Hadari (Dania Beach, FL)
Assignee: L'ANGE HAIR, INC.
A61N5/0617A45D20/12A45D20/50A46B9/023A46B15/0004A46B15/0024A46B15/003A46B15/0034A46B15/0051A46D1/0246A45D2200/202A45D2200/205A46B2200/104
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Quick Facts
Patent No.
US 12,697,504
App. No.
18/461,160
Granted
Aug 4, 2026
Kind
B2
Abstract

A brush for delivering at least one of an application of light and/or heat includes a handle and a head extending therefrom, a light emitting device and/or heating element and a plurality of hollow bristles extending from a surface of the head and receiving at least a portion of light and/or heated air or non-heated air through the bristles.

Claims (15)

1 . A brush comprising:

a housing comprising a handle and a head;

a light emitting device disposed within the head to emit an application light therefrom;

a blower in said housing for creating air flow within the housing; and

a plurality of hollow bristles extending from a surface of the head, each hollow bristle comprising first and second open ends wherein the first open end receives at least a portion of the application light and at least a portion of the air flow to emit out of the second open end.

2 . The brush of claim 1 , wherein the light emitting device comprises an infra-red light emitter.

3 . The brush of claim 1 , wherein the light emitting device comprises a laser.

4 . The brush of claim 1 , wherein the light emitting device is positioned to emit at least a portion of the application light directly through each of the plurality of the hollow bristles.

5 . The brush of claim 1 , wherein the blower is disposed within the handle.

6 . The brush of claim 5 , further comprising a control switch comprising an on/off power button, a heater activation on/off button and a fan on/off button.

7 . The brush of claim 6 , further comprising a slider switch and a baffle mechanism to adjust air flow to the hollow bristles wherein the slider switch actuates the baffle mechanism.

8 . The brush of claim 1 , further comprising one or more openings in the surface which permit air flow out of the housing.

9 . The brush of claim 1 , further comprising a heating element disposed within the housing between the blower and the plurality of hollow bristles.

10 . The brush of claim 9 , wherein the heating element is disposed between the light emitting device and the plurality of hollow bristles.

11 . The brush of claim 1 , further comprising a negative ion generator disposed within the housing.