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. 17, 1989
Filed:
May. 17, 1988
Applicant:
Inventors:
Yoshikazu Tsujino, Sakai, JP;
Yuuji Hamada, Hirakata, JP;
Masakazu Sakata, Hirakata, JP;
Takanori Fujii, Hirakata, JP;
Yukinori Kuwano, Katano, JP;
Assignee:
Sanyo Electric Co., Ltd., Moriguchi, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B27N / ;
U.S. Cl.
CPC ...
428 341 ; 428913 ; 428 347 ; 430311 ; 430313 ; 430315 ; 430330 ; 430394 ; 430945 ;
Abstract
An ultrafine tube is produced by a method comprising the steps of applying a highly polymerized material on a substrate to form a resist layer on a surface of said substrate, applying a laser beam to the resist layer under such a condition that said resist layer is melted to form an ultrafine tube between the substrate and resist layer in the predetermined pattern.