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:
Jan. 12, 1999
Filed:
Dec. 27, 1995
Applicant:
Inventors:
Katsuyoshi Tsukamoto, Tokyo, JP;
Shigeru Toyoda, Saitama-ken, JP;
Sofumi Sato, Kanagawa-ken, JP;
Masakatsu Hyodo, Takatsuki, JP;
Kiyoshi Uegaki, Takarazuka, JP;
Masatoshi Ishikawa, Osaka, JP;
Hitoshi Saito, Toyonaka, JP;
Assignees:
Tokyo Gas Kabushiki Kaisha, Tokyo, JP;
Ashimori Kogyo Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L / ;
U.S. Cl.
CPC ...
138140 ; 138 98 ; 138141 ; 138124 ; 138126 ;