Blue-Gear, Inc.

Johan D Carlson

Randall Wayne Roberts

Lawrence T Hagen

Margaret V Nilson

An earpiece designed to fit a substantial majority (over 90%) of people without customization to the outer ears, i.e., without the need to make customized measurements or a mold of the actual ear of an individual.

Universal earpiece

An earpiece designed to fit a substantial majority (over 90%) of people without customization to the outer ears, i.e., without the need to make customized measurements or a mold of the actual ear of an individual. The device is generally C-shaped and contacts the outer ear in four locations.

Growing community of inventors

Edina, MN, United States of America

Johan D Carlson