The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 23, 2016
Filed:
Nov. 23, 2014
Applicant:
Hyundai Motor Company, Seoul, KR;
Inventor:
Hoseung Lee, Seoul, KR;
Assignee:
Hyundai Motor Company, Seoul, KR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/88 (2006.01);
U.S. Cl.
CPC ...
H01M 4/8828 (2013.01); H01M 4/8878 (2013.01);
Abstract
An apparatus and a method of printing catalyst on an electrolyte membrane are disclosed. The apparatus may include: a printer head provided with an ink chamber formed in the printer head so as to store an ink, an injecting hole formed at a first side of the printer head so as to inject the ink in the ink chamber, and a piezoelectric element mounted at a second side opposite to the one side of the printer head thereby injecting the ink through the injecting hole; and a vibrator generating ultrasonic energy through vibration and applying the ultrasonic energy to the ink injected through the injecting hole so as to disperse the ink uniformly.