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:
Oct. 06, 2026
Filed:
Oct. 20, 2023
Nichicon Corporation, Kyoto, JP;
Yasuhiro Iwasaki, Kyoto, JP;
Nichicon Corporation, Kyoto, JP;
Abstract
The present invention provides a power supply deviceA capable of achieving power savings in an image formation device without sacrificing necessary noise removal. The power supply deviceA includes a filter portion, a main power supply portionconfigured to supply power to an image formation portionusing alternating current power supplied via the filter portion, and a heater power supply portionconfigured to supply power to a fixing heater portionusing the alternating current power supplied via the filter portion. The filter portionincludes common linesa andb, first branch linesa andb connecting the common lines and the main power supply portion, second branch linesa andb connecting the common lines and the heater power supply portionin a disconnectable manner, a first X capacitor Cprovided between the common lines, a second X capacitor Cprovided between the first branch lines in a disconnectable manner, and a third X capacitor Cprovided between the second branch lines and configured to be disconnected from the common lines along with the heater power supply portion
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile