Patent Leaderboard

USPTO Patent Rankings Data through Dec 31, 2025

Search Companies Inventors Cities States

Home › Radially arcuated speaker cone

Radially arcuated speaker cone

US Patent 4881617 · Granted Nov 21, 1989

Assignee

No assignee recorded.

Inventors

Unknown

View full patent text on Google Patents →

More Patents by These Inventors

Radially arcuated unistructural speaker cone with segmented dome2024

High frequency radially arcuated center speaker cone with variable thickness2000

Lightweight molded waveguide device with support infrastructure2000

Radially expanding multiple flat-surfaced waveguide device1999

High frequency radially arcuated center speaker cone1999

Polycarbonate-based radially arcuated speaker cone1998

Data from USPTO via PatentsView — © 2026 Patent Leaderboard

Last updated: Dec 31, 2025 · Updated quarterly