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:
Sep. 08, 1992
Filed:
Mar. 07, 1991
Applicant:
Inventors:
Kouji Nagata, Tokyo, JP;
Minoru Sugita, Tokyo, JP;
Keisuke Kida, Aichi, JP;
Toru Watanabe, Shizuoka, JP;
Ken'yo Matsushita, Shizuoka, JP;
Assignees:
Shimizu Construction Co., Ltd., Tokyo, JP;
Nippon Light Metal Company, Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05K / ;
U.S. Cl.
CPC ...
174 / ; 174 / ;
Abstract
The electric-wave absorbing material for construction includes a medium and a large number of electric-wave absorbing particles dispersed therein. The particles are in the form of capsules filled with water. The electric-wave absorbing material for construction may be made of a construction material having provided thereon an electric-wave absorbing layer which includes such electric-wave absorbing particles.