Biofeedback trainer for monitoring and displaying brain wave activity

Description

FIG. 1 is a front elevational view of a biofeedback trainer for monitoring and displaying brain wave activity showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof; and,

FIG. 5 is a right side elevational view thereof, the left side being the same in appearance as the right side.

Referenced Cited
U.S. Patent Documents
D249063 August 22, 1978 James
D250174 November 7, 1978 Hedgecock
D284696 July 15, 1986 Godden et al.
D304161 October 24, 1989 Nomizu
4170225 October 9, 1979 Griglar et al.
4819656 April 11, 1989 Spector
Patent History
Patent number: D344803
Type: Grant
Filed: Nov 27, 1990
Date of Patent: Mar 1, 1994
Inventor: Kazuaki Kato (Tokyo 113)
Primary Examiner: Stella Reid
Attorneys: Bruce L. Adams, Van C. Wilks
Application Number: 7/618,834