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:
Oct. 31, 1978
Filed:
Jul. 07, 1977
Applicant:
Inventor:
Tsutomu Sugawara, Yokohama, JP;
Assignee:
Tokyo Shibaura Electric Co., Ltd., Kawasaki, JP;
Primary Examiner:
Int. Cl.
CPC ...
H03F / ;
U.S. Cl.
CPC ...
330311 ; 307313 ; 330263 ; 330296 ;
Abstract
An amplifier circuit is provided with a first transistor receiving at the base an input signal and a second transistor related to its first transistor in complementary fashion. A first load resistor is provided between the base and the collector of the second transistor. A second load resistor is provided between the junction of the collector of the first transistor and the emitter of the second transistor and a power source. An output signal is taken out from the junction.
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Sugawara, Tsutomu. (1978). Transistor amplifier circuit (U.S. Patent No. 4123723). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4123723
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile