Hydraulic excavator
Latest Hitachi Construction Machinery Co., Ltd. Patents:
Description
Claims
The ornamental design for a hydraulic excavator, as shown and described.
Referenced Cited
U.S. Patent Documents
3807586 | April 1974 | Holopainen |
4369989 | January 25, 1983 | Mankey |
D338019 | August 3, 1993 | Bhambra |
D409629 | May 11, 1999 | Miyaoka |
D437602 | February 13, 2001 | Hiraoka |
D460975 | July 30, 2002 | Yanagida |
D677703 | March 12, 2013 | Hiraoka |
D678354 | March 19, 2013 | Hiraoka |
D681066 | April 30, 2013 | Saito |
D681689 | May 7, 2013 | Saito |
D684598 | June 18, 2013 | Hagura |
D684599 | June 18, 2013 | Saito |
D684600 | June 18, 2013 | Saito |
D692028 | October 22, 2013 | Hiraoka |
D692029 | October 22, 2013 | Hiraoka |
D695791 | December 17, 2013 | Hagura |
D726779 | April 14, 2015 | Higuchi |
D727977 | April 28, 2015 | Higuchi |
D752112 | March 22, 2016 | Hagura |
D752113 | March 22, 2016 | Hagura |
D752651 | March 29, 2016 | Hagura |
D759127 | June 14, 2016 | Higuchi |
Patent History
Patent number: D798340
Type: Grant
Filed: Dec 28, 2015
Date of Patent: Sep 26, 2017
Assignee: Hitachi Construction Machinery Co., Ltd. (Tokyo)
Inventors: Shigehisa Hagura (Tokyo), Tomoyuki Miyata (Tokyo), Kazuhiko Hiraoka (Tokyo), Makoto Oota (Tsuchiura), Shinya Abe (Tsuchiura)
Primary Examiner: Mark Goodwin
Application Number: 29/549,680
Type: Grant
Filed: Dec 28, 2015
Date of Patent: Sep 26, 2017
Assignee: Hitachi Construction Machinery Co., Ltd. (Tokyo)
Inventors: Shigehisa Hagura (Tokyo), Tomoyuki Miyata (Tokyo), Kazuhiko Hiraoka (Tokyo), Makoto Oota (Tsuchiura), Shinya Abe (Tsuchiura)
Primary Examiner: Mark Goodwin
Application Number: 29/549,680
Classifications
Current U.S. Class:
Self-propelled (D15/22)