U.S. patent number D437,602 [Application Number D/106,979] was granted by the patent office on 2001-02-13 for hydraulic excavator.
This patent grant is currently assigned to Hitachi Construction Machinery Co., Ltd.. Invention is credited to Kazuhiko Hiraoka, Toichi Hirata, Shingo Hirose, Masaki Kanahara, Yasushi Konomura, Kazuhiko Nishiyama, Tsuyoshi Sakyo, Koji Tahara, Akitaka Takeuchi, Kazuhisa Tamura, Yoshiki Yoshida.
United States Patent |
D437,602 |
Hiraoka , et al. |
February 13, 2001 |
Hydraulic excavator
Claims
The ornamental design for a hydraulic excavator, as shown and
described.
Inventors: |
Hiraoka; Kazuhiko (Kodaira,
JP), Hirose; Shingo (Kunitachi, JP),
Nishiyama; Kazuhiko (Tokyo, JP), Takeuchi;
Akitaka (Kodaira, JP), Yoshida; Yoshiki (Iruma,
JP), Hirata; Toichi (Ushiku, JP), Kanahara;
Masaki (Ibaraki-ken, JP), Sakyo; Tsuyoshi
(Ibaraki-ken, JP), Konomura; Yasushi (Ibaraki-ken,
JP), Tahara; Koji (Shimodate, JP), Tamura;
Kazuhisa (Ishioka, JP) |
Assignee: |
Hitachi Construction Machinery Co.,
Ltd. (Tokyo, JP)
|
Appl.
No.: |
D/106,979 |
Filed: |
June 28, 1999 |
Foreign Application Priority Data
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Dec 28, 1998 [JP] |
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10-38677 |
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Current U.S.
Class: |
D15/25 |
Current International
Class: |
1504 |
Field of
Search: |
;D15/10,22-26
;37/403,411,443 ;414/685,686,688,722-724 ;180/89.13 |
References Cited
[Referenced By]
U.S. Patent Documents
Primary Examiner: Morris; Sandra L.
Attorney, Agent or Firm: Antonelli, Terry, Stout &
Kraus, LLP.
Description
FIG. 1 is a front elevational view of a hydraulic excavator showing
our new design;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a left side elevational view thereof; and,
FIG. 6 is a bottom plan view thereof.
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