State of the Art
Most Similar Product
Most Similar Product
From academic paper, and was not persued after
Limitations:
Audio feedback is not permitted by FINA
Very large and bulky
Inconvenient location in a non-hydrodynamic spot
Relevant Patents
Relevant Patents
US 7081809 B1
US 7081809 B1
Key Similarity: Case Design
Status: Approved
US 20170248427 A1
US 20170248427 A1
Key Similarity: Dual Sensors with Haptic Response
Status: Abandoned
US 20210327248 A1
US 20210327248 A1
Key Similarity: Wearable Swim Aid for Visually Impaired
Status: Pending