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.:

US 7592742 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 22, 2009

Filed:

Aug. 16, 2005
Applicants:

Yuichiro Takahara, Yokosuka, JP;

Masahiro Izumi, Fujisawa, JP;

Nobuhiro Tamura, Yokosuka, JP;

Mitsunori Nakamura, Yokosuka, JP;

Toshiyuki Ikeda, Yokosuka, JP;

Inventors:

Yuichiro Takahara, Yokosuka, JP;

Masahiro Izumi, Fujisawa, JP;

Nobuhiro Tamura, Yokosuka, JP;

Mitsunori Nakamura, Yokosuka, JP;

Toshiyuki Ikeda, Yokosuka, JP;

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 1/62 (2006.01); H01J 63/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

An auxiliary amalgam is contained in a light-emitting tube. The auxiliary amalgam has a base, a metal layer provided on the base, and a diffusion-inhibiting layer provided between the base and the metal layer.


Find Patent Forward Citations

Takahara, Yuichiro. (2009). Fluorescent lamp, bulb-shaped fluorescent lamp, and lighting apparatus (U.S. Patent No. 7592742). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7592742

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