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:
Dec. 27, 2011
Filed:
May. 30, 2008
Masahiko Ogino, Hitachi, JP;
Mitsuru Hasegawa, Hitachi, JP;
Kenya Ohashi, Hitachinaka, JP;
Akihiro Miyauchi, Hitachi, JP;
Hitoshi Suzuki, Hitachi, JP;
Toshio Haba, Tokai, JP;
Haruo Akahoshi, Hitachi, JP;
Masahiko Ogino, Hitachi, JP;
Mitsuru Hasegawa, Hitachi, JP;
Kenya Ohashi, Hitachinaka, JP;
Akihiro Miyauchi, Hitachi, JP;
Hitoshi Suzuki, Hitachi, JP;
Toshio Haba, Tokai, JP;
Haruo Akahoshi, Hitachi, JP;
Hitachi Industrial Equipment Systems, Co., Ltd., Tokyo, JP;
Abstract
The fine pattern mold comprises: that includes a roll, a buffer tube with inner peripheral surface is in contact with an outer peripheral surface of the roll, and a stamper tube in which its inner peripheral surface is in contact with an outer peripheral surface of the buffer tube and a fine concave/convex pattern is formed on its outer peripheral surface, wherein the buffer tube has a larger coefficient of linear expansion and a smaller elastic modulus than those of the stamper tube.