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.:

US 8187786 B1

PDF
Full Text
Expired
Date of Patent:
May. 29, 2012

Filed:

Oct. 20, 2003
Applicants:

Joo-ho Kim, Yongin-si, KR;

Junji Tominaga, Ibaraki, JP;

Masashi Kuwahara, Ibaraki, JP;

Inventors:

Joo-Ho Kim, Yongin-si, KR;

Junji Tominaga, Ibaraki, JP;

Masashi Kuwahara, Ibaraki, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03F 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A pattern forming materials includes a thermal sensitive material layer formed on a target substrate, a first light-to-heat converting layer formed between the thermal sensitive material layer and the target substrate, and a second light-to-heat converting layer formed on a surface of the thermal sensitive material layer opposite to the first light-to-heat converting layer, the thermal sensitive material layer being interposed between the first and second light-to-heat converting layers. A higher aspect ratio fine pattern can be formed in the thermal sensitive material layer made of photoresist using heat generated in the first and second light-to-heat converting layers formed on both surfaces of the thermal sensitive material layer.


Find Patent Forward Citations

Kim, Joo-Ho. (2012). Pattern forming materials and pattern formation method using the materials (U.S. Patent No. 8187786). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8187786

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