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:
Mar. 09, 1999
Filed:
Oct. 30, 1997
Applicant:
Inventors:
Ryuichi Sada, Kanagawa, JP;
Shigemitsu Watanabe, Kanagawa, JP;
Assignee:
Mitsumi Electric Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
438598 ; 438131 ; 438132 ; 257 48 ;
Abstract
Adjusting elements (R1, R2 and R3) are redundantly or preliminarily built in an IC circuit body (5), the adjusting elements (R1, R2 and R3) are connected to one another through conductor patterns (P1, P2 and P3) provided outside the circuit body (5), and after the circuit operating function is confirmed by inspection, the conductor patterns (P1, P2 and P3) are selectively cut to select an adjusting element to be used, thereby to adjust or select a function of the circuit body.