G - Physics – 01 – J
Patent
G - Physics
01
J
G01J 3/46 (2006.01) A45D 44/00 (2006.01) G01J 3/52 (2006.01) G01N 33/00 (2006.01) G06F 17/00 (2006.01) G06F 19/00 (2006.01)
Patent
CA 2322762
Methods and apparatus for determining accurate hair color classifications and appropriate coloring agents to bring about a selected change of color include a table of hair color classifications, a color measuring instrument to arrive at Hunter L, a and b for use in identifying a particular classification from the table and a database that identifies appropriate coloring agents based on a selection of coloring actions from a menu and the classifications of hair color.
Billmeyer Fred W. Jr.
Macfarlane Darby S.
Macfarlane David Kenneth
Chromatics Color Sciences International Inc.
G. Ronald Bell & Associates
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