Ergonomic keyboard

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Description

FIG. 1 is a top view of an ergonomic keyboard;

FIG. 2 is a bottom view thereof;

FIG. 3 is front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a right end view thereof;

FIG. 6 is left end view thereof; and,

FIG. 7 is a perspective view thereof.

Referenced Cited
U.S. Patent Documents
D317595 June 18, 1991 Fuchu
D336083 June 1, 1993 Choi
D336084 June 1, 1993 Choi
D339800 September 28, 1993 Louis
D340043 October 5, 1993 Louis
D341134 November 9, 1993 Marquardt et al.
D345152 March 15, 1994 Mermod
D346376 April 26, 1994 Marquardt et al.
D357011 April 4, 1995 Paull et al.
D357476 April 18, 1995 Paull et al.
5129747 July 14, 1992 Hutchison
5156475 October 20, 1992 Zilberman
5302040 April 12, 1994 Louis
5318367 June 7, 1994 Tuttlingen et al.
5336001 August 9, 1994 Lichtenberg
5360280 November 1, 1994 Camacfuo
5372441 December 13, 1994 Louis
Patent History
Patent number: D387340
Type: Grant
Filed: Jul 10, 1995
Date of Patent: Dec 9, 1997
Inventor: Hau Pham (Poway, CA)
Primary Examiner: Freda Nunn
Application Number: 0/42,453
Classifications
Current U.S. Class: D14/115
International Classification: 1402;