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:
Jan. 30, 1996
Filed:
Jan. 14, 1994
Applicant:
Inventors:
Assignee:
Fuji Jukogyo Kabushiki Kaisha, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G10K / ;
U.S. Cl.
CPC ...
387 71 ; 381 94 ;
Abstract
The vehicle internal noise reduction system characterized in attenuating the internal noises by generating optimum canceling sounds from speakers disposed in the passenger compartment by varying the canceling sounds with a good balance according to vehicle operating conditions as changing rapidly.