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:
May. 19, 1998
Filed:
Oct. 21, 1996
Applicant:
Inventors:
Tetsuo Miyazawa, Ayase, JP;
Masashi Ichishima, Yokohama, JP;
Sachiko Machii, Yokohama, JP;
Kenichiro Nakamaki, Hiratsuka, JP;
Katsuhiro Imazu, Yokohama, JP;
Masanori Aizawa, Yokohama, JP;
Assignee:
Toyo Seikan Kaisha, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B65D / ;
U.S. Cl.
CPC ...
428 358 ; 428 359 ; 428458 ; 220415 ; 220418 ; 220419 ; 220458 ; 220906 ; 72 46 ;
Abstract
A laminated metal sheet obtained by laminating a polyester film on a metal sheet, wherein the polyester film has a double refraction represented by the following relation,