PEARL ASSESSMENT SYSTEM, PEARL ASSESSMENT DEVICE AND PEARL ASSESSMENT METHOD

WIPO Patent Application WO/2015/118576

A1

This pearl assessment system is characterized by being provided with an image data receiving unit (410) which acquires pearl image data, a type determination unit (210) which uses the acquired pearl image data to determine which of three systems the pearl belongs to on the basis of a system determination standard determined in advance by information relating to color, and a grade determination unit (220) which determines the grade of the pearl, the system of which was determined, on the basis of that grade determination standard which, of three predetermined grade determination standards corresponding to the three systems, corresponds to the system to which the pearl was determined to belong.

KOMATSU HIROSHI
NISHI JUNICHIROU

PCT/JP2014/000663

August 13, 2015

February 07, 2014

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PEARL SCIENCE LAB CO LTD (JP)
VIVA COMP CO LTD (JP)

G01N21/87; G01J3/51; G01N21/27

JP2006337352A	2006-12-14
JP2004157095A	2004-06-03
JP2012063353A	2012-03-29
JP2005188978A	2005-07-14
JPH116765A	1999-01-12
JPS5661635A	1981-05-27

KAKU RI ET AL.: "Method for classification of pearl color based on HIS model", TRANSACTIONS OF THE CSAE, vol. 24, no. 8, August 2008 (2008-08-01), pages 284 - 287
TEIZO AIDA: "Courses of Pearl Color Classification and Fabrication of Pearl Color Sorting Systems", MEMOIRS OF THE FACULTY OF ENGINEERING, KUMAMOTO UNIVERSITY, vol. 34, no. 2, November 1989 (1989-11-01), pages 147 - 160

TOKKYOGYOMUHOUJIN SHINOSAKAKOKUSAITOKKYOJIMUSYO (JP)
Patent business corporation Shin-Osaka international patent firm (JP)

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