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. 02, 2010
Filed:
Apr. 04, 2009
Applicant:
Yoshiaki Takahashi, Tokyo, JP;
Inventor:
Yoshiaki Takahashi, Tokyo, JP;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B63B 1/34 (2006.01); B63B 1/38 (2006.01);
U.S. Cl.
CPC ...
Abstract
The friction drag decreases and the friction resistance decrease ship that improves fuel cost is offered. Ductis divided into two or more independent chambers, with partitionaccording to the longitudinal direction; pipingis introduced in each chamberand penetrates through partitionto supply air to each chamberAir is supplied by assistance compressorthrough piping. Openingis formed in the lateral aspect of each chamber, and microbubble generatoris installed in this opening