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:
Jul. 17, 1979
Filed:
Mar. 15, 1977
Applicant:
Inventors:
Koichi Takahashi, Odawara, JP;
Kinichiro Narita, Chigasaki, JP;
Akiyasu Kagami, Ninomiya, JP;
Takashi Hase, Fujisawa, JP;
Yoshiyuki Mimura, Chigasaki, JP;
Junro Koike, Machida, JP;
Ryuya Toyonaga, Ebina, JP;
Takehiro Kojima, Kawasaki, JP;
Assignees:
Dai Nippon Toryo Co., Ltd., Osaka, JP;
Nippon Hoso Kyokai, Tokyo, JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C09K / ;
U.S. Cl.
CPC ...
2523 / ;
Abstract
A process for preparing a divalent europium activated alkaline earth metal aluminate phosphor represented by the composition formula
Quick Actions:
Takahashi, Koichi. (1979). Process for preparing a divalent europium activated alkaline earth metal (U.S. Patent No. 4161457). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4161457
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile