Inventor
Kun Qian
Inventor
Wuhan, CN
Overview
Patents· 17 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Sprimary
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light17%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes13%
G01GWeighing10%
G02BOptical elements, systems or apparatus7%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein7%
H04LTransmission of digital information, e.g. telegraphic communication7%
H04QSelecting7%
C23CCoating metallic material3%
C23GCleaning or de-greasing of metallic material by chemical methods other than electrolysis3%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light3%
PatentTitleYear
10,810,540Item determination based on weight data202010,803,557Non-uniformity correction method for infrared image based on guided filtering and high-pass filtering202010,753,787Sensor data processing for detection of changes in item quantities202010,680,709Debugging method and device for operating point voltage of parallel MZI electro-opticalmodulator202010,585,986Entity structured representation and variant generation202010,466,092Sensor data processing system201910,416,379Arrayed waveguide grating based hybrid integrated laser having adjustable external cavity201910,256,606Wavelength-tunable external-cavity laser and adjustable light emission module201910,176,449Timeout durations for radio frequency identification tags201910,145,731Performance testing device for multi-channel tunable laser201810,050,406External cavity tunable laser and cavity mode locking method thereof20189,912,120'Broadband tunable external-cavity laser using small MEMS mirror'20189,416,454'Method for conversion treating surface of magnesium alloy workpiece'20169,397,477'External-cavity tunable laser with flexible wavelength grid tuning function'20167,012,270'Photolithography system having multiple adjustable light sources'20065,917,804'Connection admission control for ATM networks handling CBR and VBR services'19995,862,126'Connection admission control for ATM networks'1999Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1999Patents assigned to NORTHERN TELECOM LTD (2)· patent assignee history
1999Based in Kanata, CA· patent location history
2016Patents assigned to ACCELINK TECHNOLOGIES CO LTD (1)· patent assignee history
2016Patents assigned to FOXCONN TECH CO LTD (1)· patent assignee history
2016–2020Based in Wuhan, CN· patent location history
2018–2020Patents assigned to ACCELINK TECH CO LTD (6)· patent assignee history
2019–2020Patents assigned to AMAZON TECH INC (4)· patent assignee history
2019–2020Based in Seattle, WA, US· patent location history
2020Based in Shaanxi, CN· patent location history
2020Based in San Jose, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ACCELINK TECH CO LTD | 6 | 2018–2020 |
| AMAZON TECH INC | 4 | 2019–2020 |
| NORTHERN TELECOM LTD | 2 | 1999 |
| ACCELINK TECHNOLOGIES CO LTD | 1 | 2016 |
| FOXCONN TECH CO LTD | 1 | 2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Wuhan, CN | 7 | 2016–2020 |
| Seattle, Washington, US | 4 | 2019–2020 |
| Kanata, CA | 2 | 1999 |
| Shaanxi, CN | 1 | 2020 |
| San Jose, California, US | 1 | 2020 |