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:
Jan. 11, 2005
Filed:
Feb. 04, 2000
Kazunori Ito, Kanagawa, JP;
Katsunari Hanaoka, Kanagawa, JP;
Hiroshi Deguchi, Kanagawa, JP;
Nobuaki Onagi, Kanagawa, JP;
Hiroko Tashiro, Kanagawa, JP;
Kiyoto Shibata, Kanagawa, JP;
Yasutomo Aman, Kanagawa, JP;
Hiroshi Miura, Kanagawa, JP;
Wataru Ohtani, Kanagawa, JP;
Hajime Yuzurihara, Kanagawa, JP;
Masaru Shinkai, Kanagawa, JP;
Kazunori Ito, Kanagawa, JP;
Katsunari Hanaoka, Kanagawa, JP;
Hiroshi Deguchi, Kanagawa, JP;
Nobuaki Onagi, Kanagawa, JP;
Hiroko Tashiro, Kanagawa, JP;
Kiyoto Shibata, Kanagawa, JP;
Yasutomo Aman, Kanagawa, JP;
Hiroshi Miura, Kanagawa, JP;
Wataru Ohtani, Kanagawa, JP;
Hajime Yuzurihara, Kanagawa, JP;
Masaru Shinkai, Kanagawa, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
In an optical disk substrate film-formation apparatus which prepared an optical disk by forming a thin film on a substrate, the optical disk substrate is held by a holder section. A contact support surface is provided to the holder section which closely contacts at least a portion of the surface of the optical disk substrate rear to the surface where the think film is formed.