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:
Dec. 28, 1993
Filed:
Jan. 21, 1992
Applicant:
Inventors:
Akiya Izumi, Mobara, JP;
Iwao Takemoto, Mobara, JP;
Hiroichi Sokei, Mobara, JP;
Masahiko Kadowaki, Mobara, JP;
Atsumu Iguchi, Mobara, JP;
Junichiro Nakajima, Atsugi, JP;
Masayuki Takahashi, Fujisawa, JP;
Kunio Niwa, Ebina, JP;
Assignees:
Hitachi, Ltd., Chiyoda, JP;
Echo Co. Ltd., Kanagawa, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N / ; H04N / ;
U.S. Cl.
CPC ...
358209 ; 358225 ; 358909 ; 354295 ; 359808 ;
Abstract
An imaging assembly, which is particularly useful for a video camera unit, comprising a set of lenses, some of which have a non-refractive surface, and an image sensor. A holder is provided for holding both the set of lenses and the image sensor to be aligned with one another. Circuitry is also provided so that the sensitivity of the image sensor can be electrically varied.