- Hitachi Koki Co., Ltd.
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FIG. 1 is a front perspective view of a centrifuge according to the present invention;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a left side view thereof; and,

FIG. 7 is a right side view thereof.

The broken lines shown in the drawing are for illustrative purposes only and form no part of the claimed design.


The ornamental design for a centrifuge, as shown and described.

Referenced Cited
U.S. Patent Documents
D303569 September 19, 1989 Eberle
D303570 September 19, 1989 Eberle
D324107 February 18, 1992 Koreeda et al.
D335930 May 25, 1993 Tominaga
D343904 February 1, 1994 Silver et al.
D367867 March 12, 1996 Suzuki et al.
D433147 October 31, 2000 Florkey et al.
D437418 February 6, 2001 Suzuki et al.
D508999 August 30, 2005 Fanning et al.
D527462 August 29, 2006 Raimann
D536491 February 6, 2007 Schumaier
D538436 March 13, 2007 Patadia et al.
D569988 May 27, 2008 Koop
D599235 September 1, 2009 Oberg
D599236 September 1, 2009 Oberg
Patent History
Patent number: D617909
Type: Grant
Filed: Feb 27, 2009
Date of Patent: Jun 15, 2010
Assignee: Hitachi Koki Co., Ltd. (Tokyo)
Inventors: Takeshi Taniguchi (Hitachinaka), Shinichi Kakefuda (Hitachinaka)
Primary Examiner: Elizabeth A Albert
Assistant Examiner: Kelley A Donnelly
Attorney: Sughrue Mion, PLLC
Application Number: 29/332,884
Current U.S. Class: Centrifuge (D24/219)