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.

Date of Patent:
Jul. 30, 1991

Filed:

Oct. 06, 1989
Applicant:
Inventors:

Hiroichi Kawashita, Wako, JP;

Yasunori Komatsu, Wako, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F28F / ;
U.S. Cl.
CPC ...
165133 ; 1651341 ;
Abstract

A heat exchanger made of aluminum and apt to collect water thereon, e.g., an evaporator of an automotive air conditioning system is provided with an anodized surface layer which has numerous pores therein. Fungicide is filled in the pores to eliminate an offensive smell ascribable to mold.


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