Electronic keyboard instrument

- Yamaha Corporation
Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a perspective view of a top, front and left side of an electronic keyboard instrument showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

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

FIG. 7 is a bottom plan view thereof.

Claims

The ornamental design for an electronic keyboard instrument, as shown.

Referenced Cited
U.S. Patent Documents
D308215 May 29, 1990 Katsuhara
D320611 October 8, 1991 Ono
D320612 October 8, 1991 Ohki
5157213 October 20, 1992 Kashio et al.
D372931 August 20, 1996 Miura
D411563 June 29, 1999 Okamura
D416039 November 2, 1999 Tanaka
D425105 May 16, 2000 Saito
RE37909 November 26, 2002 Tatsumi
D510381 October 4, 2005 Okamura et al.
Other references
  • U.S. Appl. No. 29/231,306, filed Jun. 3, 2005, Manabu Kawada et al.
Patent History
Patent number: D552157
Type: Grant
Filed: Jun 3, 2005
Date of Patent: Oct 2, 2007
Assignee: Yamaha Corporation (Shizuoka)
Inventors: Manabu Kawada (Hamamatsu), Tamie Onishi (Hamamatsu), Enrico Bergese (Hamamatsu)
Primary Examiner: Ian Simmons
Assistant Examiner: R. Johnson
Attorney: Sughrue Mion, PLLC
Application Number: 29/231,302
Classifications