logo

For the Inventor, By the Inventor

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 5149187 B1

PDFFull Text
Date of Patent:
Sep. 22, 1992

Filed:

Sep. 18, 1991

Lighting system for use in vehicle cabin

Applicant:
Inventors:

Yoshio Matsuno, Tokyo, JP;

Hitoshi Matsui, Kawasaki, JP;

Izumi Okamura, Hikone, JP;

Teruaki Shigeta, Osaka, JP;

Yoshinori Tanabe, Osaka, JP;

Assignee:

Nissan Motor Co., Ltd., , JP;

Attorney:

Lowe, Price, LeBlanc & Becker

Primary Examiner:

Stephen F Husar

Int. Cl.
CPC ...
B60Q / ;
U.S. Cl.
CPC ...
362 80 ; 362 74 ; 362 75 ; 362227 ; 362276 ; 315 77 ; 315152 ; 315155 ;
Abstract

A lighting system for use in a vehicle cabin comprises a plurality of first lamps which are arranged between a roof and a plane including an eye point of a seat occupant for illuminating predetermined surfaces, and at least one second lamp for illuminating a floor. Luminance levels of the predetermined surfaces are controlled by, for example, an illuminance measuring apparatus, a luminance measuring apparatus, and a lighting controller.

Find Patent Forward Citations

Quick Actions:

Matsuno, Yoshio. (1992). Lighting system for use in vehicle cabin (U.S. Patent No. 5149187). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5149187

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

Loading…