Patent Leaderboard

USPTO Patent Rankings Data through Dec 31, 2025

Search Companies Inventors Cities States

Home › Asymmetric swim fin

Asymmetric swim fin

US Patent D838796 · Granted Jan 22, 2019

Assignee

Finis

Inventors

David F. Beittel (9 patents)

View full patent text on Google Patents →

More Patents by These Inventors

Paddle for swim training2025

Ankle and pull buoy for swim training2020

Pair of paddles for swim training2020

Monofin with flexible boot structures2019

Swim and scuba fin2017

Beverage dispenser2004

Data from USPTO via PatentsView — © 2026 Patent Leaderboard

Last updated: Dec 31, 2025 · Updated quarterly