Inventor
Guowu Zheng
Inventor
Cupertino, CA, US
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Nprimary
H04NPictorial communication, e.g. television25%
G01NInvestigating or analysing materials by determining their chemical or physical properties17%
H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation17%
H01LSemiconductor devices8%
H05KPrinted circuits8%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h108%
Y10TTechnical subjects covered by former us classification8%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light4%
LOC234%
PatentTitleYear
D0909674Cosmetic facial mask202110,462,391Dark-field inspection using a low-noise sensor20199,658,170'TDI imaging system with variable voltage readout clock signals'20179,462,206'Integrated multi-channel analog front end and digitizer for high speed imaging applications'20169,299,738'Interposer based imaging sensor for high-speed image acquisition and inspection systems'20168,754,972'Integrated multi-channel analog front end and digitizer for high speed imaging applications'20148,748,828'Interposer based imaging sensor for high-speed image acquisition and inspection systems'2014Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2014–2019Patents assigned to KLA TENCOR CORP (6)· patent assignee history
2014Patents assigned to BROWN DAVID L (1)· patent assignee history
2014Patents assigned to CHUANG ALEX (1)· patent assignee history
2014Patents assigned to GLASSER LANCE (1)· patent assignee history
2014Patents assigned to HATCH KENNETH F (1)· patent assignee history
2014–2017Based in Cupertino, CA, US· patent location history
2019Based in San Jose, CA, US· patent location history
2021Based in Shenzhen, CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| KLA TENCOR CORP | 6 | 2014–2019 |
| BROWN DAVID L | 1 | 2014 |
| CHUANG ALEX | 1 | 2014 |
| GLASSER LANCE | 1 | 2014 |
| HATCH KENNETH F | 1 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Cupertino, California, US | 5 | 2014–2017 |
| Shenzhen, CN | 1 | 2021 |
| San Jose, California, US | 1 | 2019 |