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:
May. 18, 2021
Filed:
Aug. 10, 2019
Applicant:
Gigaphoton Inc., Tochigi, JP;
Inventor:
Katsuhiko Wakana, Oyama, JP;
Assignee:
Gigaphoton Inc., Tochigi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05G 2/00 (2006.01); B41J 2/125 (2006.01);
U.S. Cl.
CPC ...
B41J 2/125 (2013.01); H05G 2/006 (2013.01); H05G 2/008 (2013.01);
Abstract
A droplet discharge apparatus may include a droplet discharge unit configured to discharge droplets of a target substance stored in a tank at intervals through an opening of a nozzle connected to the tank, a speed sensor configured to measure the speed of a droplet discharged from the droplet discharge unit, and a calculation unit configured to calculate the volume of the target substance consumed per unit time, based on cross-sectional area of the opening of the nozzle and the speed of the droplet.