Swim Stroke Video Analysis technical innovation and competitive stroke correction

Innovation & Intellectual Property

Founded in 2012 by Dan Lynch, Swim Stroke Doctor, LLC is a premier sports technology firm specializing in Swim Stroke Video Analysis, underwater video motion science, and biomechanical stroke correction. We refine competitive swimming strokes for athletes who require precise visual feedback to achieve measurable gains.

Foundational Underwater Video System

U.S. Patent No. 9,521,373

This patent covers our proprietary technology for capturing high-performance motion underwater, identifying biomechanical mechanics invisible from the pool deck.

Hydro-Dynamic Swim Alignment Cap

U.S. Design Patent No. D1070288

Our latest breakthrough in swimming gear technology optimizes head position and body line efficiency across all competitive strokes.

Experience Our Technical Coaching

Elevate your performance with the patented technology that defines modern Swim Stroke Video Analysis.

© 2026 Swim Stroke Doctor, LLC. All Rights Reserved. Patented Technology.