Combined 3D audio headset and glasses


FIG. 1 is a perspective view of a combined 3D audio headset and glasses showing our new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D322797 December 31, 1991 Kuypers et al.
1288140 December 1918 Nixson
2755803 July 1956 Dorsey
4349815 September 14, 1982 Spooner
4556995 December 10, 1985 Yamamoto
4910806 March 27, 1990 Baker et al.
Foreign Patent Documents
2259213 March 1993 GBX
Patent History
Patent number: D358150
Type: Grant
Filed: May 27, 1994
Date of Patent: May 9, 1995
Assignee: Sonics Associates Incorporated (Birmingham, AL)
Inventors: Charles R. Lewis, Jr. (Palo Alto, CA), Dan Harden (Palo Alto, CA), Sonja Schiefer (San Francisco, CA)
Primary Examiner: Terry A. Wallace
Assistant Examiner: Nanda Bondade
Attorney: Gregory M. Howison
Application Number: 0/23,619