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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.:

US 12575153 B1

PDFFull Text
Date of Patent:
Mar. 10, 2026

Filed:

Aug. 05, 2022

Semiconductor element and semiconductor device

Applicant:

Flosfia Inc., Kyoto, JP;

Inventors:

Yusuke Matsubara, Kyoto, JP;

Osamu Imafuji, Kyoto, JP;

Hiroyuki Ando, Kyoto, JP;

Hideki Takehara, Kyoto, JP;

Takashi Shinohe, Kyoto, JP;

Mitsuru Okigawa, Kyoto, JP;

Assignee:

FLOSFIA, INC., Kyoto, JP;

Attorney:

Wenderoth, Lind & Ponack, L.L.P.

Primary Examiner:

Mouloucoulaye Inoussa

Int. Cl.
CPC ...
H10D 62/80 (2025.01); H01L 23/00 (2006.01); H01L 23/13 (2006.01); H01L 23/46 (2006.01); H10D 8/60 (2025.01); H10D 12/00 (2025.01); H10D 30/67 (2025.01); H10D 64/64 (2025.01); H10D 99/00 (2025.01);
U.S. Cl.
CPC ...
H10D 62/80 (2025.01); H01L 23/13 (2013.01); H10D 8/60 (2025.01); H10D 12/441 (2025.01); H10D 30/6755 (2025.01); H10D 64/64 (2025.01); H01L 23/46 (2013.01); H01L 24/32 (2013.01); H01L 24/48 (2013.01); H01L 2224/32225 (2013.01); H01L 2224/32245 (2013.01); H01L 2224/48245 (2013.01); H01L 2924/12032 (2013.01); H01L 2924/13055 (2013.01); H01L 2924/13069 (2013.01); H01L 2924/13091 (2013.01); H10D 99/00 (2025.01);
Abstract

Provided is a semiconductor element including: a multilayer structure including: a conductive substrate; and an oxide semiconductor film arranged directly on the conductive substrate or over the conductive substrate via a different layer, the oxide semiconductor film including an oxide, as a major component, containing gallium, the conductive substrate having a larger area than the oxide semiconductor film.

Find Patent Forward Citations

Matsubara, Yusuke. (2026). Semiconductor element and semiconductor device (U.S. Patent No. 12575153). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12575153

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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