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:
Feb. 04, 2025
Filed:
Sep. 16, 2021
Applicant:
Wolfspeed, Inc., Durham, NC (US);
Inventors:
Assignee:
Wolfspeed, Inc., Durham, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/778 (2006.01); H01L 29/10 (2006.01);
U.S. Cl.
CPC ...
H01L 29/1075 (2013.01); H01L 29/778 (2013.01); H01L 29/7786 (2013.01);
Abstract
A semiconductor device includes a substrate having an upper surface including a recess region, a semiconductor structure on the substrate, a portion of the semiconductor structure within the recess region, and a gate contact, a drain contact, and a source contact on the semiconductor structure. The recess region does not vertically overlap the drain contact or the source contact.