Inventor
Zhifeng Liu
Inventor
Beijing, CN
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Lprimary
H04LTransmission of digital information, e.g. telegraphic communication27%
C23CCoating metallic material9%
C30BSingle-crystal growth9%
G01MTesting static or dynamic balance of machines or structures9%
G01NInvestigating or analysing materials by determining their chemical or physical properties9%
G06FElectric digital data processing9%
H01LSemiconductor devices9%
H04WWireless communication networks9%
H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation9%
PatentTitleYear
10,900,115Chalcogenide film including a noble metal chalcogenide material, device including the chalcogenide film, and method of forming the chalcogenide film202110,859,535Detecting device and method for acoustic emission on high-frequency motion rubbing pair surface202010,088,386Device and method for measuring three-dimensional contact stiffness of spur gear based on rough surface20189,948,670Cloud security-based file processing by generating feedback message based on signature information and file features20189,830,452Scanning device, cloud management device, method and system for checking and killing malicious programs20179,300,717'Information transmission method and system, and browser on mobile terminal'2016Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2016Patents assigned to HE YANG (1)· patent assignee history
2016Patents assigned to HUAWEI TECH CO LTD (1)· patent assignee history
2016Patents assigned to LI LIANG (1)· patent assignee history
2016Based in Nanjing, CN· patent location history
2017–2018Patents assigned to BEIJING QIHOO TECHNOLOGY CO (2)· patent assignee history
2017–2020Based in Beijing, CN· patent location history
2018–2020Patents assigned to UNIV BEIJING TECHNOLOGY (2)· patent assignee history
2021Based in Singapore, SG· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BEIJING QIHOO TECHNOLOGY CO | 2 | 2017–2018 |
| UNIV BEIJING TECHNOLOGY | 2 | 2018–2020 |
| HE YANG | 1 | 2016 |
| HUAWEI TECH CO LTD | 1 | 2016 |
| LI LIANG | 1 | 2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Beijing, CN | 4 | 2017–2020 |
| Singapore, SG | 1 | 2021 |
| Nanjing, CN | 1 | 2016 |