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.:

US 8308267 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 13, 2012

Filed:

May. 28, 2009
Applicants:

Yuji Iwata, Nagano, JP;

Tatsuya Ito, Nagano, JP;

Osamu Kasuga, Nagano, JP;

Inventors:

Yuji Iwata, Nagano, JP;

Tatsuya Ito, Nagano, JP;

Osamu Kasuga, Nagano, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 29/393 (2006.01); B05C 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A droplet discharge device includes a head for discharging a functional liquid, a driving voltage generation unit for generating a driving voltage to drive the head, first and second temperature acquisition units, a temperature difference computing unit, and a driving voltage correction unit. The first and second temperature acquisition units are configured to acquire temperature of the functional liquid in the head as first and second temperatures, respectively, when the head is in a head waiting state and in a head driven state, respectively. The temperature difference computing unit is configured to compute a temperature difference between the first and second temperatures. The driving voltage correction unit is configured to correct the driving voltage based on the temperature difference. The driving voltage generation unit is configured to generate the corrected driving voltage to the head when the head is in the head driven state.


Find Patent Forward Citations

Iwata, Yuji. (2012). Droplet discharge device, method for discharging droplet, method for forming pattern, pattern formed member, electro-optical device, and electronic apparatus (U.S. Patent No. 8308267). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8308267

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