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:
Jan. 05, 2010
Filed:
Jul. 10, 2003
Toru Futami, Yokohama, JP;
Tomohiro Ohkawa, Sagamihara, JP;
Tomoyuki Oikawa, Zama, JP;
Akira Kawai, Sagamihara, JP;
Koji Katayama, Yamato, JP;
Keiichiro Nishizawa, Yokohama, JP;
Toru Futami, Yokohama, JP;
Tomohiro Ohkawa, Sagamihara, JP;
Tomoyuki Oikawa, Zama, JP;
Akira Kawai, Sagamihara, JP;
Koji Katayama, Yamato, JP;
Keiichiro Nishizawa, Yokohama, JP;
Tosoh Corporation, Shunan-shi, JP;
Abstract
A fine channel device including a fine channel provided with at least two inlet ports for feeding fluid, inlet channels communicated with the inlet ports, a confluent portion communicated with the inlet channels, a branch portion communicated with the fine channel, from which at least two outlet channels are branched to feed predetermined amounts of fluid, and outlet ports communicated with the outlet channels. The fine channel is provided with a plurality of partition walls arranged along a boundary formed by at least two kinds of fluid fed from the inlet ports so as not to cause mutual contamination of fluid. Furthermore, the plurality of partition walls are spaced apart at intervals in a flowing direction of fluid.