Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Silicon nitride film etching composition and etching method using the same

Silicon nitride film etching composition and etching method using the same

US Patent 11987740 · Granted May 21, 2024

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method for recovering active metal of lithium secondary battery2025
Electronic devices with flexible display cover layers2025
Nozzle of auto-agitating type 3D printer for construction2025
Etchant composition for silicon layer and etching method using the same2025
Etchant composition for silicon layer and etching method using the same2025
Active hood hinge for vehicle2025
Method, apparatus, and storage medium using padding/trimming in compression neur2025
Battery rack having fixing frame and energy storage system2025
Vehicle body for mobility (interior)2025
Personal mobility vehicle2025
Plug and drive module2025
Phosphoenolpyruvate carboxylase variant and method for producing 5à ¢â,¬â,,¢-ino2025