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.

Date of Patent:
Jan. 01, 1991

Filed:

Feb. 28, 1989
Applicant:
Inventors:

Toshiyuki Kobayashi, Kyoto, JP;

Shigeru Makita, Kyoto, JP;

Hiroyuki Ota, Osaka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01J / ;
U.S. Cl.
CPC ...
356423 ; 356 42 ;
Abstract

A color comparison device uses a rotatable color sample-bonding wheel to hold a sticker containing a plurality of color shades for matching with a color of a test portion of a test stick as the wheel rotates. At least one recess is formed in a part of the sticker bonding surface of the wheel to permit access to an edge of the sticker to facilitate its removal from the wheel.


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