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. 03, 2017
Filed:
May. 20, 2014
Toshiyuki Kabata, Kanagawa, JP;
Hideyuki Yasufuku, Tokyo, JP;
Hiroyuki Shimada, Kanagawa, JP;
Kazumi Kuwata, Tokyo, JP;
Takeshi Shibuya, Shizuoka, JP;
Toshiyuki Kabata, Kanagawa, JP;
Hideyuki Yasufuku, Tokyo, JP;
Hiroyuki Shimada, Kanagawa, JP;
Kazumi Kuwata, Tokyo, JP;
Takeshi Shibuya, Shizuoka, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
A heater lamp for fixation and a method of producing the heater lamp are provided. The heater lamp includes a heat generator and a protective casing to cover the heat generator, in which an amount of carbon in an external surface of the protective casing as detected by an X-ray photoelectron spectroscopic method is equal to or less than 12 atomic %. The method of producing a heater lamp for fixation includes preparing a heat generator; preparing a protective casing to cover the heat generator; and heating the heat generator in an atmosphere containing oxygen gas.