Patents Assigned to Microjet Technology Co., Ltd
  • Patent number: 11530969
    Abstract: A particle detecting device is provided. The particle detecting device includes an impactor, a resonator and a piezoelectric actuator. A gas containing a plurality of suspended particles is transported into the impactor and is impacted by the impactor for performing separation and screening based on different diameters of the suspended-particles. Moreover, screened and required-diameter particles from the impactor are collected by the resonator to detect a mass and a concentration of the screened and required-diameter particles. Thus, the air quality can be monitored anytime and anywhere.
    Type: Grant
    Filed: July 2, 2021
    Date of Patent: December 20, 2022
    Assignee: Microjet Technology Co., Ltd.
    Inventors: Hao-Jan Mou, Ching-Sung Lin, Chin-Chuan Wu, Chi-Feng Huang, Yung-Lung Han, Chang-Yen Tsai, Wei-Ming Lee
  • Publication number: 20220397110
    Abstract: A MEMS pump includes a first substrate, a first oxide layer, a second substrate, a second oxide layer, a third substrate and a piezoelectric element sequentially stacked to form a modular structure. The first substrate has an inlet aperture. The first oxide layer has at least one fluid inlet channel and a convergence chamber. One end of the fluid inlet channel is in communication with the convergence chamber and the other end of the fluid inlet channel is in communication with the inlet aperture. The second substrate has a through hole misaligned with the inlet aperture and in communication with the convergence chamber. The second oxide layer has a gas chamber with a concave central portion. The third substrate has a plurality of gas flow channels misaligned with the through hole. The modular structure has a length, a width and a height.
    Type: Application
    Filed: March 28, 2022
    Publication date: December 15, 2022
    Applicant: Microjet Technology Co., Ltd.
    Inventors: Hao-Jan MOU, Yung-Lung HAN, Chi-Feng HUANG, Chun-Yi KUO, Tsung-I LIN
  • Patent number: 11525439
    Abstract: An actuating and sensing module is disclosed and includes a bottom plate, terminals, a control chip, a partition plate, a gas pressure sensor, a thin gas transportation device and a cover plate. The bottom plate includes terminal grooves, a recess, a gas outlet and a gas relief aperture. The terminals are disposed in the terminal grooves. The control chip is disposed in the recess. The partition plate is stacked on the bottom plate and includes an outlet opening in communication with the gas outlet and a pressure relief orifice corresponding to the gas relief aperture. The thin gas transportation device seals the gas outlet and the pressure relief orifice. The cover plate includes an opening passed through by the thin gas transportation device. The gas is transported to the outlet opening by the thin gas transportation device and sensed by the gas pressure sensor disposed in the outlet opening.
    Type: Grant
    Filed: April 14, 2021
    Date of Patent: December 13, 2022
    Assignee: MICROJET TECHNOLOGY CO., LTD.
    Inventors: Hao-Jan Mou, Shih-Chang Chen, Jia-Yu Liao, Hung-Hsin Liao, Chung-Wei Kao, Chi-Feng Huang, Yung-Lung Han, Chang-Yen Tsai, Yang Ku
  • Patent number: 11519627
    Abstract: An air quality system handled by artificial intelligence internet of things is provided and includes a gas detection device, an artificial intelligent internet of things handling device, and a user demand platform. In the system, the user demand platform transmits an instruction to the artificial intelligent internet of things handling device. By using self deep-learning analysis of data computing and algorithms of the AI device, second digital data is generated. The second digital data is fed back to the gas detection device through the network. Accordingly, the actuating actions of the micro pumps and the detecting actions of the sensors can be generated. Hence, the actuation and the detection of air quality can be achieved more effectively.
    Type: Grant
    Filed: September 4, 2020
    Date of Patent: December 6, 2022
    Assignee: MICROJET TECHNOLOGY CO., LTD.
    Inventors: Hao-Jan Mou, Yung-Lung Han, Chi-Feng Huang, Wei-Ming Lee, Chun-Yi Kuo, Tsung-I Lin, Chang-Yen Tsai
  • Publication number: 20220370946
    Abstract: An air pollution prevention device applied for a baby carriage includes a sealing cover, a filtration cleaner, a gas detection module and an intelligent control and process device. The sealing cover is hooded on the baby carriage for forming a sealed space. The filtration cleaner penetrates the sealing cover form the outside of the baby carriage for introducing an outside air into the sealed space of the baby carriage and discharging an air pollution source out of the sealed space. The gas detection module detects the air pollution source and outputs gas detection data. The intelligent control and process device receives and compares the gas detection data and controls an enablement of a gas guider of the filtration cleaner for filtering and exchanging the air pollution source in the sealed space so as to generate a clean air.
    Type: Application
    Filed: May 17, 2022
    Publication date: November 24, 2022
    Applicant: Microjet Technology Co., Ltd.
    Inventors: Hao-Jan Mou, Yung-Lung Han, Chi-Feng Huang, Chun-Yi Kuo, Chin-Wen Hsieh, Tsung-I Lin
  • Patent number: 11497277
    Abstract: A dynamic pressure controlling footwear is disclosed and includes a main body, a control box and plural dynamic pressure controlling components. The main body includes a vamp disposed on an airbag. The control box includes a microprocessor and is disposed on a top surface region of the vamp. Each dynamic pressure controlling component is positioned on the airbag and includes an actuating pump and a pressure sensor packaged on a substrate by a semiconductor process. The substrate is positioned on the airbag and electrically connected to the microprocessor of the control box through a conductor. The actuating pump is in fluid communication with the airbag for inflating the airbag. The pressure sensor detects an inner pressure of the airbag to generate a pressure information. The microprocessor enables or disables the actuating pump according to the pressure information, so that the inner pressure of the airbag is adjusted.
    Type: Grant
    Filed: May 7, 2021
    Date of Patent: November 15, 2022
    Assignee: MICROJET TECHNOLOGY CO., LTD.
    Inventors: Hao-Jan Mou, Ching-Sung Lin, Chih-Kai Chen, Chi-Feng Huang, Yung-Lung Han, Chang-Yen Tsai, Wei-Ming Lee
  • Publication number: 20220339992
    Abstract: An in-car air pollution prevention system is disclosed and includes plural gas detection modules and a gas conditioning device. The in-car gas detection modules and the out-car gas detection modules are provided for detecting the external gas and the air pollution source and transmitting the gas detection data respectively. A plurality of filtering and purification components are disposed within the gas conditioning device for filtering the external gas and the air pollution source. After the control drive unit compares the gas detection data, the gas conditioning device intelligently select and control the introduction or not introduction of the external gas. The plurality of in-car gas detection modules control the enablement of the gas guider of the gas conditioning device under a monitoring mechanism state.
    Type: Application
    Filed: February 22, 2022
    Publication date: October 27, 2022
    Applicant: Microjet Technology Co., Ltd.
    Inventors: Hao-Jan Mou, Chin-Chuan Wu, Ching-Sung Lin, Yung-Lung Han, Chi-Feng Huang, Chang-Yen Tsai, Wei-Ming Lee
  • Patent number: 11463021
    Abstract: A gas detecting module is provided. The gas detecting module includes a base, a piezoelectric actuator, a driving circuit board, a laser component, a particulate sensor and an outer cover. A gas-guiding-component loading regain and a laser loading region are separated by the base. By the design of the gas flowing path, the driving circuit board covering the bottom surface of the base, and the outer cover covering the surfaces of the base, an inlet path is collaboratively defined by the gas inlet groove of the base and the driving circuit board, and an outlet path is collaboratively defined by a gas outlet groove of the base, the outer cover and the driving circuit board. Consequently, the thickness of the gas detecting module is drastically reduced.
    Type: Grant
    Filed: September 9, 2020
    Date of Patent: October 4, 2022
    Assignee: MICROJET TECHNOLOGY CO., LTD.
    Inventors: Hao-Jan Mou, Yung-Lung Han, Chi-Feng Huang, Wei-Ming Lee, Chun-Yi Kuo, Chin-Wen Hsieh, Chang-Yen Tsai
  • Patent number: 11460022
    Abstract: A device includes a main body and at least one actuating and sensing module. A length of the main body is 5˜40 mm. A width of the main body is 5˜27 mm. A height of the main body is 2˜10 mm. The actuating and sensing module is disposed in the main body. The actuating and sensing module includes a carrier, at least one sensor, at least one actuating device, a driving and transmitting controller and a battery. The sensor, the actuating device, the driving and transmitting controller and the battery are disposed on the carrier. The actuating device is disposed on one side of the sensor. The actuating device includes at least one guiding channel. The actuating device is enabled to transport fluid to flow toward the sensor through the guiding channel so as to make the fluid measured by the sensor.
    Type: Grant
    Filed: August 7, 2018
    Date of Patent: October 4, 2022
    Assignee: MICROJET TECHNOLOGY CO., LTD.
    Inventors: Hao-Jan Mou, Yung-Lung Han, Chi-Feng Huang, Hsuan-Kai Chen, Wei-Ming Lee, Chang-Yen Tsai
  • Publication number: 20220305423
    Abstract: An air purification device includes a device main body, a purification filter and a gas detection module. The device main body includes a gas-inlet opening and a gas-outlet opening. The purification filter is disposed in the device main body and includes at least one activated carbon layer and at least one zeolite layer stacked on each other, wherein the activated carbon layer filters and absorbs suspended particles contained in an air introduced through the gas-inlet opening, and the zeolite layer includes porous structures with hydrophobic property for controlling and absorbing volatile organic compounds contained in the air introduced through the gas-inlet opening, thereby a purified gas is generated from the air and is discharged through the gas-outlet opening. The gas detection module is disposed in the device main body for detecting and obtaining a gas quality data of the air passing through the gas-inlet opening and outputting the gas quality data.
    Type: Application
    Filed: February 15, 2022
    Publication date: September 29, 2022
    Applicant: Microjet Technology Co., Ltd.
    Inventors: Hao-Jan Mou, Chin-Chuan Wu, Ching-Sung Lin, Yung-Lung Han, Chi-Feng Huang
  • Patent number: 11454232
    Abstract: A micro-electromechanical systems pump includes a first substrate, a first oxide layer, a second substrate, and a piezoelectric element. The first oxide layer is stacked on the first substrate. The second substrate is combined with the first substrate, and the second substrate includes a silicon wafer layer, a second oxide layer, and a silicon material layer. The silicon wafer layer has an actuation portion. The actuation portion is circular and has a maximum stress value and an actuation stress value. The second oxide layer is formed on the silicon wafer layer. The silicon material layer is located at the second oxide layer and is combined with the first oxide layer. The piezoelectric element is stacked on the actuation portion, and has a piezoelectric stress value. The maximum stress value is greater than the actuation stress value, and the actuation stress value is greater than the piezoelectric stress value.
    Type: Grant
    Filed: March 20, 2020
    Date of Patent: September 27, 2022
    Assignee: MICROJET TECHNOLOGY CO., LTD.
    Inventors: Hao-Jan Mou, Rong-Ho Yu, Cheng-Ming Chang, Hsien-Chung Tai, Wen-Hsiung Liao, Chi-Feng Huang, Yung-Lung Han, Chun-Yi Kuo
  • Patent number: 11442052
    Abstract: A VOC detecting and warning method is provided. Firstly, an actuating-and-sensing module having a gas transportation actuator and a gas sensor is provided. Then, the gas transportation actuator guides a specified amount of gas to the gas sensor for obtaining plural monitored values, each of which is generated according to a result of detecting volatile organic compounds of the gas in each monitoring time interval by the gas sensor. All the monitored values obtained in a unit time period are added together and calculated, so that an average comparison value is obtained. If the average comparison value is determined greater than an injury threshold defined according to the VOC inhalation amount affecting the health of a human body, the actuating-and-sensing module issues a warning notification to notify the user to take protective measures.
    Type: Grant
    Filed: December 6, 2018
    Date of Patent: September 13, 2022
    Assignee: MICROJET TECHNOLOGY CO., LTD.
    Inventors: Hao-Jan Mou, Ta-Wei Hsueh, Li-Pang Mo, Chi-Feng Huang, Yung-Lung Han, Wei-Ming Lee
  • Patent number: 11440322
    Abstract: A narrow type inkjet print head chip is disclosed and includes a silicon substrate, an active component layer and a passive component layer. The active component layer is stacked on the silicon substrate and includes plural ESD protection units, plural encoder switches, plural discharge protection units and plural heater switches. The ESD protection units, the encoder switches, the discharge protection units and the heater switches are disposed in each of at least two high-precision regions of the active component layer. The corresponding positions and quantities of these components are the same in the at least two high-precision regions. The passive component layer is stacked on the active component layer and includes plural heaters, plural electrode pads, plural encoders and plural circuit traces. The circuit traces are electrically connected to the ESD protection units, the encoder switches, the heater switches, the heaters, the electrode pads and the encoders.
    Type: Grant
    Filed: March 19, 2021
    Date of Patent: September 13, 2022
    Assignee: MICROJET TECHNOLOGY CO., LTD.
    Inventors: Hao-Jan Mou, Rong-Ho Yu, Cheng-Ming Chang, Hsien-Chung Tai, Wen-Hsiung Liao, Chi-Feng Huang, Yung-Lung Han
  • Publication number: 20220243715
    Abstract: A thin gas transportation device is provided and includes a shell, a check valve and a gas pump. The shell includes a shell surface, an accommodation slot and an outlet slot. The accommodation slot is recessed from the shell surface and includes an accommodation bottom surface. The outlet slot is recessed from the accommodation bottom surface. The check valve is disposed within the accommodation slot and includes a barrier plate and a valve plate. The barrier plate is disposed on the accommodation bottom surface and covers the outlet slot. The barrier plate includes a first surface, a second surface, a protruding part and a plurality of perforations. The protruding part is protruding from the second surface and located at the outlet slot. The valve plate is coupled to the second surface, and the protruding part abuts against the valve part and seals the valve hole.
    Type: Application
    Filed: January 27, 2022
    Publication date: August 4, 2022
    Applicant: Microjet Technology Co., Ltd.
    Inventors: Hao-Jan Mou, Chung-Wei Kao, Shih-Chang Chen, Jyun-Yi Jhang, Yung-Lung Han, Chi-Feng Huang, Chun-Yi Kuo
  • Patent number: 11391708
    Abstract: An actuating and sensing module is provided. The actuating and sensing module includes at least one sensor, at least one actuating device and a power storage member. The sensor is disposed for measuring fluid. The actuating device is disposed proximate to the sensor and is disposed for transporting the fluid. The power storage member is configured as a graphene battery and is disposed for providing power to the at least one sensor and the at least one actuating device for driving the at least one sensor and the at least one actuating device. The actuating device is driven to transport the fluid toward the sensor so as to make the fluid measured by the sensor.
    Type: Grant
    Filed: August 3, 2018
    Date of Patent: July 19, 2022
    Assignee: MICROJET TECHNOLOGY CO., LTD.
    Inventors: Hao-Jan Mou, Ta-Wei Hsueh, Li-Pang Mo, Shih-Chang Chen, Ching-Sung Lin, Yung-Lung Han, Chi-Feng Huang, Chang-Yen Tsai
  • Publication number: 20220219456
    Abstract: A wafer structure is disclosed and includes a chip substrate and a plurality of inkjet chips. The chip substrate is a silicon substrate fabricated by a semiconductor process. At least one inkjet chip is directly formed on the chip substrate by the semiconductor process and diced into the at least one inkjet chip for inkjet printing. Each of the inkjet chip includes a plurality of ink-drop generators produced by a semiconductor process and formed on the chip substrate. Each of the ink-drop generators includes a thermal-barrier layer, a resistance heating layer, a conductive layer, a protective layer, a barrier layer, an ink-supply chamber and a nozzle.
    Type: Application
    Filed: November 18, 2021
    Publication date: July 14, 2022
    Applicant: Microjet Technology Co., Ltd.
    Inventors: Hao-Jan Mou, Ying-Lun Chang, Hsien-Chung Tai, Yung-Lung Han, Chi-Feng Huang, Chin-Wen Hsieh
  • Publication number: 20220219454
    Abstract: A wafer structure is disclosed and includes a chip substrate and a plurality of inkjet chips. The chip substrate is a silicon substrate fabricated by a semiconductor process on a wafer of at least 12 inches. The inkjet chips include at least one first inkjet chip and at least one second inkjet chip directly formed on the chip substrate by the semiconductor process, respectively, and the plurality of inkjet chips are diced into the at least one first inkjet chip and the at least one second inkjet chip for inkjet printing. Each of the first inkjet chip and the second inkjet chip includes a plurality of ink-drop generators produced by a semiconductor process and formed on the chip substrate. Each of the ink-drop generators includes a thermal-barrier layer, a resistance heating layer, a conductive layer, a protective layer, a barrier layer, an ink-supply chamber and a nozzle.
    Type: Application
    Filed: November 17, 2021
    Publication date: July 14, 2022
    Applicant: Microjet Technology Co., Ltd.
    Inventors: Hao-Jan Mou, Ying-Lun Chang, Hsien-Chung Tai, Yung-Lung Han, Chi-Feng Huang, Chun-Yi Kuo
  • Publication number: 20220221172
    Abstract: A gas exchange device for filtering a gas is provided. The gas exchange device includes a gas-intake channel having a gas-intake-channel inlet and a gas-intake-channel outlet, a gas-exhaust channel disposed aside the gas-intake channel and including a gas-exhaust-channel inlet and a gas-exhaust-channel outlet, a purification unit disposed in the gas-intake channel for filtering the gas passing through the gas-intake channel, a gas-intake guider and a gas-exhaust guider for guiding the gas, a driving controller disposed in the gas-intake channel near the gas-intake guider for controlling enablement and disablement of the purification unit, the gas-intake guider and the gas-exhaust guider, and a gas detection main body for detecting the gas and generating detection data.
    Type: Application
    Filed: December 22, 2021
    Publication date: July 14, 2022
    Applicant: Microjet Technology Co., Ltd.
    Inventors: Hao-Jan MOU, Yung-Lung HAN, Chi-Feng HUANG, Chang-Yen TSAI, Wei-Ming LEE, Chin-Wen HSIEH
  • Publication number: 20220219107
    Abstract: A gas evacuation device for filtering a gas is provided. The gas evacuation device comprises a gas channel including a gas-channel inlet and a gas-channel outlet, a gas detection main body disposed in the gas channel near the gas-channel inlet for detecting the gas introduced through the gas-channel inlet and generating detection data, a gas guider for guiding the gas, and a driving controller for controlling enablement and disablement of the gas detection main body and the gas guider.
    Type: Application
    Filed: January 10, 2022
    Publication date: July 14, 2022
    Applicant: Microjet Technology Co., Ltd.
    Inventors: Hao-Jan Mou, Yung-Lung Han, Chi-Feng Huang, Tsung-I Lin, Chang-Yen Tsai, Wei-Ming Lee
  • Patent number: 11383825
    Abstract: A micro detecting device includes a flying main body, at least one fluid actuation system, an image capture system and a controller. The fluid actuation system is disposed within the flying main body and includes a driving module, a flow guiding channel, a convergence chamber, plural valves and a fluid discharging zone. The driving module is consisting of plural flow guiding units for transporting fluid. The flow guiding channel includes plural diverge channels which are in fluid communication with plural connection channels. The convergence chamber is in fluid communication between the corresponding diverge channels. The valves are respectively disposed in the corresponding connection channels and controlled in open/closed state for the corresponding connection channels. The fluid discharging zone is in communication with the connection channels. The image capture system is used to capture external image. The controller is connected to the valves to control the valves in the open/closed state.
    Type: Grant
    Filed: February 14, 2020
    Date of Patent: July 12, 2022
    Assignee: MICROJET TECHNOLOGY CO., LTD.
    Inventors: Hao-Jan Mou, Chi-Feng Huang, Yung-Lung Han, Chang-Yen Tsai, Wei-Ming Lee, Hsuan-Kai Chen, Chun-Yi Kuo