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:
Jul. 09, 2024
Filed:
Feb. 16, 2021
Applicants:
Dave Moule, Shropshire, GB;
Mark Smith, Shropshire, GB;
Inventors:
Dave Moule, Shropshire, GB;
Mark Smith, Shropshire, GB;
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/165 (2006.01); B41J 2/045 (2006.01);
U.S. Cl.
CPC ...
B41J 2/04535 (2013.01); B41J 2/04561 (2013.01); B41J 2/0458 (2013.01);
Abstract
The disclosure concerns a test apparatus comprising a drum () configured such that ink drops () deposited on the surface of the drum form a printed marking () on the surface of the drum. The test apparatus further comprises an ink removal unit () configured to remove ink from the surface of the drum. The drum is at least partially transmissive of light and a light source () is disposed inside the drum to controllably illuminate the drum.