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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 10344935 B1

PDFFull Text
Expired
Date of Patent:
Jul. 09, 2019

Filed:

Jan. 18, 2018

Optical unit

Applicant:

Koito Manufacturing Co., Ltd., Tokyo, JP;

Inventors:

Ryo Nakano, Shizuoka, JP;

Tetsuya Ishida, Shizuoka, JP;

Assignee:

Koito Maufacturing Co., Ltd., Tokyo, JP;

Attorney:

Abelman, Frayne & Schwab

Primary Examiner:

Ashok Patel

Int. Cl.
CPC ...
B60Q 1/068 (2006.01); F21W 102/13 (2018.01); F21S 41/32 (2018.01); F21S 41/33 (2018.01); F21S 41/675 (2018.01); F21S 41/16 (2018.01); F21S 41/20 (2018.01); F21S 41/25 (2018.01); F21S 41/148 (2018.01); F21S 45/47 (2018.01); G01D 5/14 (2006.01);
U.S. Cl.
CPC ...
F21S 41/675 (2018.01); B60Q 1/0683 (2013.01); F21S 41/148 (2018.01); F21S 41/16 (2018.01); F21S 41/25 (2018.01); F21S 41/285 (2018.01); F21S 41/321 (2018.01); F21S 41/336 (2018.01); F21S 45/47 (2018.01); F21W 2102/13 (2018.01); G01D 5/145 (2013.01);
Abstract

An optical unit includes a rotary reflector configured to form a light distribution pattern by reflecting light emitted from a light source and scanning the reflected light, a motor as a rotation drive unit configured to rotate the rotary reflector, a magnet attached to a predetermined reference portion of the rotary reflector, and a Hall element configured to generate a position detection signal indicating a timing at which the magnet passes through a predetermined position.

Find Patent Forward Citations

Nakano, Ryo. (2019). Optical unit (U.S. Patent No. 10344935). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10344935

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

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