Inventor
Yanli Guo
Inventor
Shanghai, CN
Overview
Patents· 2 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E21Bprimary
E21BEarth or rock drilling25%
G01NInvestigating or analysing materials by determining their chemical or physical properties25%
G02BOptical elements, systems or apparatus25%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices25%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2017Patents assigned to UNIV CHINA PETROLEUM EAST CHINA (1)· patent assignee history
2017Based in Shandong, CN· patent location history
2021Patents assigned to SHANGHAI MICRO ELECTRONICS EQUIPMENT GROUP CO LTD (1)· patent assignee history
2021Based in Shanghai, CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SHANGHAI MICRO ELECTRONICS EQUIPMENT GROUP CO LTD | 1 | 2021 |
| UNIV CHINA PETROLEUM EAST CHINA | 1 | 2017 |
Locations
| Location | Patents | Span |
|---|---|---|
| Shanghai, CN | 1 | 2021 |
| Shandong, CN | 1 | 2017 |