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.

Date of Patent:
Feb. 03, 2026

Filed:

Jun. 27, 2025
Applicant:

Opnovix Corp., Palo Alto, CA (US);

Inventors:

Michael R. Krames, Palo Alto, CA (US);

Yao Chen, Lausanne, CH;

Jean-Francois Carlin, Lausanne, CH;

Etienne Giraud, Lausanne, CH;

Nicolas Grandjean, Lausanne, CH;

Assignee:

Opnovix Corp., Palo Alto, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01S 5/02 (2006.01); C30B 29/40 (2006.01); H01S 5/343 (2006.01); H10H 20/825 (2025.01); H10H 20/85 (2025.01);
U.S. Cl.
CPC ...
H01S 5/0211 (2013.01); C30B 29/406 (2013.01); H01S 5/34333 (2013.01); H10H 20/825 (2025.01); H10H 20/8508 (2025.01);
Abstract

Bulk relaxed Wurtzite In-containing III-nitride layers having a smooth and substantially pit-free surface morphology and an interface region having a substantially relaxed in-plane a-lattice parameter and characterized by a single-phase gallium-polar (0001) orientation are disclosed. Methods of making the bulk relaxed Wurtzite In-containing III-nitride layers using MOCVD growth conditions are also disclosed. Semiconductor structures include epitaxial layers grown on a bulk relaxed Wurtzite In-containing III-nitride layer. The semiconductor structures can be used in optoelectronic devices such as in light sources for illumination and display applications.


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