METHOD FOR PRODUCING COMPOSITE SUBSTRATE
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Sep 26, 2024
app pub date -
Jun 7, 2024
filing date -
Jan 17, 2022
priority date (Note) -
Published
status (Latency Note)
Importance
Abstract
A method of producing a composite substrate includes: forming a first layer on a lower surface side of a piezoelectric substrate having an upper surface and a lower surface facing each other and having an electrode formed on the lower surface; performing flattening treatment to set a waviness of a surface of the first layer to more than 2 nm and 70 nm or less; and joining a support substrate to a first layer side of the piezoelectric substrate having the first layer formed thereon.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully