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:
Mar. 22, 2005
Filed:
Apr. 24, 2002
Applicant:
Hirokazu Odagiri, Miyagi, JP;
Inventor:
Hirokazu Odagiri, Miyagi, JP;
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B023/03 ;
U.S. Cl.
CPC ...
Abstract
A recording medium cartridge which is capable of preventing a drop in aesthetic quality by preventing damage to a printed layer for writing during ultrasonic welding is presented. As a printed layer (), a writing-enabling filler (), and resin particles () having an average particle diameter equal to or greater than the average particle diameter of the writing-enabling filler () mentioned above are included in an ink (). The resin particles () come into contact with a welding horn (), and prevent the writing-enabling filler () from falling out or changing shape due to ultrasonic vibration.