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:
Nov. 08, 1977
Filed:
May. 13, 1976
Applicant:
Inventor:
Raymond E Babb, Fremont, CA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01J / ; G01N / ;
U.S. Cl.
CPC ...
356178 ; 2091115 ; 2091116 ; 250226 ;
Abstract
Apparatus for color grading of products, such as fruits, vegetables, et cetera, employing light sources for illuminating the products in the infrared and green or lower wavelengths, and means for detecting and comparing the reflectance in the two light regions to measure certain properties of the product. The light source used for the infrared radiation is an improved gas discharge lamp utilizing argon gas.