Medical oxygen concentrator
Latest NGK SPARK PLUG CO., LTD. Patents:
Description
The broken lines depict portions of the article that form no part of the claimed design.
Claims
The ornamental design for a medical oxygen concentrator, as shown and described.
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Patent History
Patent number: D854691
Type: Grant
Filed: May 22, 2018
Date of Patent: Jul 23, 2019
Assignee: NGK SPARK PLUG CO., LTD. (Nagoya-shi, Aichi)
Inventors: Yoshinori Kondo (Komaki), Masahiro Kamada (Komaki), Takehiko Saiki (Toki), Yasunori Hida (Toyoake)
Primary Examiner: Susan Bennett Hattan
Assistant Examiner: Lauren D McVey
Application Number: 29/648,484
Type: Grant
Filed: May 22, 2018
Date of Patent: Jul 23, 2019
Assignee: NGK SPARK PLUG CO., LTD. (Nagoya-shi, Aichi)
Inventors: Yoshinori Kondo (Komaki), Masahiro Kamada (Komaki), Takehiko Saiki (Toki), Yasunori Hida (Toyoake)
Primary Examiner: Susan Bennett Hattan
Assistant Examiner: Lauren D McVey
Application Number: 29/648,484
Classifications
Current U.S. Class:
Pulmonary (38) (D24/164)