Patents

This page satisfies the marking requirement of 35 U.S.C. § 287 as amended by the Leahy-Smith America Invents Act. Crystal IS' products may be covered by one or more U.S. or foreign pending or issued patent, as listed below. If there are any questions regarding this list, please send an email to This email address is being protected from spambots. You need JavaScript enabled to view it..

UVC LED Water Purification Systems

Protection under Klaran LA - LED, Klaran WD - LED, and Aluminum Nitride Substrate patents contained on this page.

Klaran LA - LED

US 10,784,407
US 10,937,928
US 10,446,391
US 9,437,430
US 8,080,833
US 9,620,676
US 9,299,880
US 10,700,237

Additionally protected under patents for Aluminum Nitride Substrate contained on this page.

Klaran WD - LED

US 10,847,679
US 11,309,456
US 10,868,218
US 10,937,928
US 10,446,391
US 9,437,430
US 8,080,833
US 9,620,676
US 9,299,880
US 10,700,237

Additionally protected under patents for Aluminum Nitride Substrate contained on this page.

Aluminum Nitride Substrate

US 8,545,629
US 11,015,263
US 10,697,085
US 10,392,722
US 8,323,406
US 10,954,608
US 11,578,425
US 11,555,256

Optan Ball Lens - LED

US 10,446,391
US 9,437,430
US 8,080,833
US 9,620,676
US 9,299,880
US 10,700,237

Additionally protected under patents for Aluminum Nitride Substrate contained on this page.

Optan Surface Mount - LED

US 10,446,391
US 9,437,430
US 8,080,833
US 9,620,676
US 9,299,880
US 10,700,237

Additionally protected under patents for Aluminum Nitride Substrate contained on this page.