Inventor
Yihua Liu
Inventor
Beijing, CN
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C25Dprimary
C25DProcesses for the electrolytic or electrophoretic production of coatings17%
G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure17%
G01NInvestigating or analysing materials by determining their chemical or physical properties17%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers17%
LOC1217%
LOC2917%
PatentTitleYear
10,989,689Gas chromatography-ion mobility spectrometry detector and gas chromatograph-ion mobility spectrometer2021D0866872Rescue equipment2019D0844534Underwater jet propulsion device20199,961,446Earphone recognition method and apparatus, earphone control method and apparatus, and earphone20189,580,828'Self-terminating growth of platinum by electrochemical deposition'2017Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2017Patents assigned to THE US SECRETARY OF COMMERCE (NIST) (1)· patent assignee history
2017Based in Gaithersburg, MD, US· patent location history
2018Based in Guangdong, CN· patent location history
2019Patents assigned to LIU YIHUA (1)· patent assignee history
2019Patents assigned to SHENZHEN HOVERSTAR FLIGHT TECH CO LTD (1)· patent assignee history
2019Based in Shenzhen, CN· patent location history
2019Based in Irvine, CA, US· patent location history
2021Patents assigned to NUCTECH CO LTD (1)· patent assignee history
2021Patents assigned to UNIV TSINGHUA (1)· patent assignee history
2021Based in Beijing, CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| LIU YIHUAself | 1 | 2019 |
| NUCTECH CO LTD | 1 | 2021 |
| SHENZHEN HOVERSTAR FLIGHT TECH CO LTD | 1 | 2019 |
| THE US SECRETARY OF COMMERCE (NIST) | 1 | 2017 |
| UNIV TSINGHUA | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Beijing, CN | 1 | 2021 |
| Shenzhen, CN | 1 | 2019 |
| Irvine, California, US | 1 | 2019 |
| Guangdong, CN | 1 | 2018 |
| Gaithersburg, Maryland, US | 1 | 2017 |