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Patent Searching and Data


Title:
OPTICAL MEASURING EQUIPMENT
Document Type and Number:
WIPO Patent Application WO/2005/093410
Kind Code:
A1
Abstract:
Optical measuring equipment is provided for measuring concentration at a higher accuracy by providing an ion-exchange resin for pretreatment of a sample. The optical measuring equipment is provided with the ion-exchange resin and an optical measuring part which measures concentration of ingredients of the sample which has passed through the ion-exchange resin, based on the optical characteristics of the ingredients.

Inventors:
Yano, Takakazu c/o CITIZEN WATCH CO. LTD. (1-12, Tanashicho 6-chom, Nishitokyo-shi Tokyo 11, 18885, JP)
Matsumoto, Kenji c/o CITIZEN WATCH CO. LTD. (1-12, Tanashicho 6-chom, Nishitokyo-shi Tokyo 11, 18885, JP)
Fukuda, Tadahiro c/o CITIZEN WATCH CO. LTD. (1-12, Tanashicho 6-chom, Nishitokyo-shi Tokyo 11, 18885, JP)
Sugiura, Miharu c/o CITIZEN WATCH CO. LTD. (1-12, Tanashicho 6-chom, Nishitokyo-shi Tokyo 11, 18885, JP)
Application Number:
PCT/JP2005/006564
Publication Date:
October 06, 2005
Filing Date:
March 29, 2005
Export Citation:
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Assignee:
CITIZEN WATCH CO., LTD. (1-12, Tanashicho 6-chome Nishitokyo-shi, Tokyo 11, 18885, JP)
Yano, Takakazu c/o CITIZEN WATCH CO. LTD. (1-12, Tanashicho 6-chom, Nishitokyo-shi Tokyo 11, 18885, JP)
Matsumoto, Kenji c/o CITIZEN WATCH CO. LTD. (1-12, Tanashicho 6-chom, Nishitokyo-shi Tokyo 11, 18885, JP)
Fukuda, Tadahiro c/o CITIZEN WATCH CO. LTD. (1-12, Tanashicho 6-chom, Nishitokyo-shi Tokyo 11, 18885, JP)
Sugiura, Miharu c/o CITIZEN WATCH CO. LTD. (1-12, Tanashicho 6-chom, Nishitokyo-shi Tokyo 11, 18885, JP)
International Classes:
B01J39/04; B01J41/04; B01J47/04; B01J49/00; G01N21/21; G01N30/00; G01N30/26; G01N30/50; G01N30/74; G01N30/88; G01N30/96; G01N33/493; (IPC1-7): G01N33/493; G01N21/21; G01N30/00; G01N30/26; G01N30/48; G01N30/50; G01N30/74; G01N30/88
Foreign References:
JPH0980037A1997-03-28
JP2001141709A2001-05-25
JPS57127848A1982-08-09
JP2002098628A2002-04-05
Attorney, Agent or Firm:
Aoki, Atsushi (A. AOKI, ISHIDA & ASSOCIATES Toranomon 37 Mori Bldg., 5-1, Toranomon 3-chom, Minato-ku Tokyo 23, 10584, JP)
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