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:
Dec. 13, 2022
Filed:
Aug. 25, 2020
Applicant:
Koninklijke Philips N.v., Eindhoven, NL;
Inventors:
Abraham Rudolf Balkenende, Heeze, NL;
Bart Andre Salters, Eindhoven, NL;
Roelant Boudewijn Hietbrink, Utrecht, NL;
Willem-Jan Arend De Wijs, Oss, NL;
Assignee:
Koninklijke Philips N.V., Eindhoven, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/00 (2006.01); B63B 59/04 (2006.01); F21V 8/00 (2006.01); B63B 59/06 (2006.01); G02B 6/10 (2006.01); B63B 59/08 (2006.01); B08B 7/00 (2006.01);
U.S. Cl.
CPC ...
B63B 59/04 (2013.01); G02B 6/0018 (2013.01); G02B 6/0031 (2013.01); G02B 6/0055 (2013.01); B08B 7/0057 (2013.01); B63B 59/06 (2013.01); B63B 59/08 (2013.01); G02B 6/102 (2013.01);
Abstract
The invention provides a light guide element comprising a light guide and a layer element, wherein the light guide comprises a light guide face and wherein the layer element comprises an optical layer, wherein said optical layer is in contact with at least part of the light guide face, wherein the optical layer has a first index of refraction (n) smaller than the refractive index of seawater, wherein the light guide comprises a UV radiation transmissive light guide material.