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:
Feb. 01, 1994
Filed:
Jun. 03, 1992
Applicant:
Inventors:
Assignee:
Nissan Motor Co., Ltd., Yokohama, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C / ;
U.S. Cl.
CPC ...
356-4 ; 356-5 ;
Abstract
A distance measuring apparatus installed on a car for measuring the distance of the car from the one in front. The distance measuring apparatus comprises a laser generator for emitting a laser beam, a photosensor for receipt of the laser beam reflected from the car in front, means for calculating the distance between the cars when the photosensor receives the reflected laser beam, and a control unit for controlling an adjustable range of the emitted laser beam according to the calculated distance.
Ueno, Hiroshi. (1994). Distance measuring apparatus (U.S. Patent No. 5283622). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5283622
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