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:
Jul. 23, 2024
Filed:
Jul. 27, 2021
Microjet Technology Co., Ltd., Hsinchu, TW;
Hao-Jan Mou, Hsinchu, TW;
Ching-Sung Lin, Hsinchu, TW;
Chin-Chuan Wu, Hsinchu, TW;
Chi-Feng Huang, Hsinchu, TW;
Yung-Lung Han, Hsinchu, TW;
Chun-Yi Kuo, Hsinchu, TW;
Chin-Wen Hsieh, Hsinchu, TW;
MICROJET TECHNOLOGY CO., LTD., Hsinchu, TW;
Abstract
A filtration and purification device includes a main body and one or more filtration passage layer. A plurality of purification chambers is disposed in the filtration passage layer. Each of the purification chambers has a flow-guiding unit, a filtration unit, a gas sensor, and an outlet valve. The flow-guiding unit introduces the gas into the purification chamber, the filtration unit filters the gas, and the gas sensor determines that if the filtered gas reaches a threshold for breathing so as to determine to open the outlet valve to discharge the gas out of the filtration and purification device.