- Sony Corporation


FIG. 1 is a top, front and right-side perspective view of a headphone, showing our new design;

FIG. 2 is a top, front and right-side perspective view thereof, shown with head band in the expanded position;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a right-side elevational view thereof, the left-side being a mirror image;

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

FIG. 7 is a bottom plan view thereof.

Referenced Cited

U.S. Patent Documents

2593892 April 1952 Kindel

Other references

  • High Fidelity Magazine, Sep. 1987, p. 9, "Sony" Headphones.

Patent History

Patent number: D328074
Type: Grant
Filed: Feb 7, 1991
Date of Patent: Jul 21, 1992
Assignee: Sony Corporation (Tokyo)
Inventors: Akira Yamazaki (Saitama), Ohshi Miyashita (Tokyo)
Primary Examiner: Charles A. Rademaker
Attorneys: Lewis H. Eslinger, Jay H. Maioli
Application Number: 7/651,904


Current U.S. Class: Headphone Or Headset (D14/205)