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:
May. 03, 2011
Filed:
Nov. 08, 2006
Applicants:
Toshikazu Shigyo, Hitachinaka, JP;
Kazunori Nozawa, Tokai, JP;
Inventors:
Toshikazu Shigyo, Hitachinaka, JP;
Kazunori Nozawa, Tokai, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An electronic control unit has a respiratory filter mounted on a waterproof case. Raised protective walls formed in the case surround the portion of the case at which the respiratory filter is arranged. At least two concave portions are provided for drainage that each extend through different positions of the protective walls.