Oxygen concentrator
Latest Matsushita Electric Industrial Co., Ltd. Patents:
- Cathode active material for a nonaqueous electrolyte secondary battery and manufacturing method thereof, and a nonaqueous electrolyte secondary battery that uses cathode active material
- Optimizing media player memory during rendering
- Navigating media content by groups
- Optimizing media player memory during rendering
- Information process apparatus and method, program, and record medium
Description
FIG. 1 is a top perspective view of an oxygen concentrator of the present invention;
FIG. 2 is a top view thereof;
FIG. 3 is a front view thereof;
FIG. 4 is a bottom view thereof;
FIG. 5 is a first side view thereof;
FIG. 6 is a second side view thereof; and,
FIG. 7 is a rear view thereof.
Claims
The ornamental design for an oxygen concentrator, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
D273717 | May 1, 1984 | McCombs |
4545790 | October 8, 1985 | Miller et al. |
D284026 | May 27, 1986 | McCombs |
D284695 | July 15, 1986 | McCombs |
D287051 | December 2, 1986 | Perkins et al. |
D329288 | September 8, 1992 | Miller et al. |
D412577 | August 3, 1999 | Mickelson et al. |
6212904 | April 10, 2001 | Arkharov et al. |
D471982 | March 18, 2003 | Cheng |
D907440 | September 1994 | JP |
D907443 | September 1994 | JP |
D1114758 | July 2001 | JP |
D1185492 | September 2003 | JP |
Patent History
Patent number: D513074
Type: Grant
Filed: Mar 8, 2004
Date of Patent: Dec 20, 2005
Assignee: Matsushita Electric Industrial Co., Ltd. (Osaka)
Inventors: Minoru Nakamura (Otsu), Osamu Kondo (Ibaraki)
Primary Examiner: Ian Simmons
Assistant Examiner: Daniel Yu
Attorney: Brinks Hofer Gilson & Lione
Application Number: 29/200,992
Type: Grant
Filed: Mar 8, 2004
Date of Patent: Dec 20, 2005
Assignee: Matsushita Electric Industrial Co., Ltd. (Osaka)
Inventors: Minoru Nakamura (Otsu), Osamu Kondo (Ibaraki)
Primary Examiner: Ian Simmons
Assistant Examiner: Daniel Yu
Attorney: Brinks Hofer Gilson & Lione
Application Number: 29/200,992
Classifications
Current U.S. Class:
Pulmonary (38) (D24/164)