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:
Jun. 16, 2009
Filed:
Nov. 30, 2006
Setsuji Tatsumi, Kanagawa-ken, JP;
Setsuji Tatsumi, Kanagawa-ken, JP;
Fujifilm Corporation, Tokyo, JP;
Abstract
The recording medium conveyance amount measurement method includes the steps of: recording a first test pattern having two straight lines including at least one straight line which is not parallel with respect to a conveyance direction of a recording medium and a direction perpendicular to the conveyance direction, onto the recording medium; conveying the recording medium in the conveyance direction; recording a second test pattern having two straight lines including at least one straight line which is not parallel with respect to the conveyance direction of the recording medium and the direction perpendicular to the conveyance direction, onto the recording medium; and reading in the first and second test patterns and calculating a conveyance amount of the recording medium.