Inventor
Qian Tian
Inventor
Nanjing, CN
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Nprimary
G01NInvestigating or analysing materials by determining their chemical or physical properties29%
G01BMeasuring length, thickness or similar linear dimensions14%
G01DMeasuring not specially adapted for a specific variable14%
G01SRadio direction-finding14%
H03DDemodulation or transference of modulation from one carrier to another14%
H03HImpedance networks, e.g. resonant circuits14%
PatentTitleYear
9,470,672'Method for testing self drying effect of cement-based material'20169,389,216'Method for testing setting time of cement-based material'20168,933,745'Transconductance-enhancing passive frequency mixer'20155,402,230'Heterodyne interferometric optical fiber displacement sensor for measuring displacement of an object'1995Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1995Based in Beijing, CN· patent location history
2015–2016Patents assigned to TIAN QIAN (3)· patent assignee history
2015–2016Based in Nanjing, CN· patent location history
2016Patents assigned to LIU JIAPING (2)· patent assignee history
2016Patents assigned to WANG YUJIANG (2)· patent assignee history
2016Patents assigned to ZHANG HANG (2)· patent assignee history
2016Patents assigned to ZHANG JIANYE (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TIAN QIANself | 3 | 2015–2016 |
| LIU JIAPING | 2 | 2016 |
| WANG YUJIANG | 2 | 2016 |
| ZHANG HANG | 2 | 2016 |
| ZHANG JIANYE | 2 | 2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Nanjing, CN | 3 | 2015–2016 |
| Beijing, CN | 1 | 1995 |