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:
Apr. 09, 2013
Filed:
Mar. 02, 2009
Antonius Maarten Nuijs, Eindhoven, NL;
Lenie Johanna Theodora Evers-derkx, Eindhoven, NL;
Antonius Maarten Nuijs, Eindhoven, NL;
Lenie Johanna Theodora Evers-Derkx, Eindhoven, NL;
Koninklijke Philips Electronics N.V., Eindhoven, NL;
Abstract
A photo-epilation device including a hand-held housing with at least one window opening; a lamp accommodated in the housing for generating light having a spectral range from approximately 575 nm to approximately 1700 nm; and a control device for driving the lamp. The lamp is switched on in brief pulses having a pulse duration in the range from 1.1 ms to 1.9 ms, and a pulse repetition frequency in the range from 0.1 Hz to 0.5 Hz. The fluence on skin level is in the range from 2 to 7 J/cm2, dependent on the skin type.