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 7821569 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 26, 2010

Filed:

Jan. 27, 2009
Applicant:

Chih-yi Yang, Taipei, TW;

Inventor:

Chih-Yi Yang, Taipei, TW;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/225 (2006.01);
U.S. Cl.
CPC ...
Abstract

A converter lens attachment with a built-in light source for macrophotography by a compact camera is disclosed. The converter lens attachment includes a mounting seat, a printed circuit board (PCB) with light emitting diodes (LEDs) parallelly mounted on the mounting seat, an adapter ring accommodating the mounting seat and the PCB, a light diffuser connecting with the PCB, a sleeve being passed through by the light diffuser and leaning against the adapter ring, and a barrel connecting with the sleeve and accommodating the light diffuser. The adapter ring is removably connected to a base body mounted on the camera. There is a battery in the base body for supplying power to the LEDs.


Find Patent Forward Citations

Yang, Chih-Yi. (2010). Converter lens attachment with built-in light source for compact digital camera (U.S. Patent No. 7821569). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7821569

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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