Measuring respiration with an in-ear accelerometer Grant US-11013416-B2 United States of America 25 May 2021
Earphones for measuring and entraining respiration Grant US-10848848-B2 United States of America 24 Nov 2020
Earphones for measuring and entraining respiration Grant US-10682491-B2 United States of America 16 Jun 2020
Earphones for measuring and entraining respiration Grant US-10632278-B2 United States of America 28 Apr 2020