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:
Apr. 14, 1998
Filed:
Jul. 07, 1997
Applicant:
Inventor:
Junjiro Iwamoto, Yokohama, JP;
Assignees:
Asahi Glass Company Ltd., Tokyo, JP;
Asahi Glass Engineering Co., Ltd., Ichihara, JP;
Primary Examiner:
Int. Cl.
CPC ...
B01F / ;
U.S. Cl.
CPC ...
261104 ; 12820413 ;
Abstract
A humidifier for an inhalant gas, which humidifies an inhalant gas having a controlled composition without invasion of bacteria by bringing a stream of the inhalant gas into contact with one side of a water vapor-permeable membrane which is in contact with liquid water on the other side.