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. 01, 1987
Filed:
Jul. 02, 1986
Tetsuroh Nakayama, Mishima, JP;
Tokyo Electric Co., Ltd., Tokyo, JP;
Abstract
An ink jet printing device includes a first electrode, a printing head of ink jet type having at least one second electrode facing the first electrode for discharging ink from the second electrode toward the first electrode in response to a voltage applied between the first and second electrodes, and printing control unit for activating the second electrode according to data. The printing control unit controls the amount of ink discharged from the printing head by varying the waveform of voltage applied between the first and second electrodes according to concentration data.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile