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. 25, 2014
Filed:
Jan. 30, 2013
Kyowa Co., Ltd., Osaka, JP;
Sumitomo Corporation, Osaka, JP;
Takahito Ohkubo, Nishinomiya, JP;
Toshihiro Tanaka, Tennoji-Ku, JP;
Nobuyoshi Oike, Sakai, JP;
Hironori Kawamura, Kita-ku, JP;
Shinichi Tanaka, Neyagawa, JP;
Ikuo Moriyama, Minato-ku, JP;
Motoo Yoshioka, Nishinomiya, JP;
Kyowa Co., Ltd., Osaka, JP;
Sumitomo Corporation, Osaka, JP;
Abstract
At a location where unevennessis present, the condition of a seabedis investigated in advance to examine the respective numbers of large filter unitsand small filter unitsto be used, and the position where the large filter unitsand the small filter unitsare to be installed. Based on the investigation result, the small filter unitsare installed on the bottom of the unevenness. The large filter unitsare installed on the upper surface formed by the installed small filter units, and are leveled so that the upper surface formed by the installed large filter unitsbecomes flush with the seabed