Inventor
Changzhu Yang
Inventor
Beijing, CN
Overview
Patents· 3 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Nprimary
H04NPictorial communication, e.g. television22%
C02FTreatment of water, waste water, sewage, or sludge11%
G06TImage data processing or generation, in general11%
G09BEducational or demonstration appliances11%
G11BInformation storage based on relative movement between record carrier and transducer11%
H01LSemiconductor devices11%
H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation11%
Y02WClimate change mitigation technologies related to wastewater treatment or waste management11%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2018Patents assigned to HE SHU (1)· patent assignee history
2018Patents assigned to HUAZHONG UNIV OF SCIENCE & TECHNOLOGY (1)· patent assignee history
2018Patents assigned to LI YALIN (1)· patent assignee history
2018Based in Shenzhen, CN· patent location history
2020Based in Guangxi, CN· patent location history
2021Patents assigned to CHINAMAP HI TECH BEIJING (1)· patent assignee history
2021Patents assigned to CHINAMAP HI TECH BEIJING INFORMATION TECH CO LTD (1)· patent assignee history
2021Based in Beijing, CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CHINAMAP HI TECH BEIJING | 1 | 2021 |
| CHINAMAP HI TECH BEIJING INFORMATION TECH CO LTD | 1 | 2021 |
| HE SHU | 1 | 2018 |
| HUAZHONG UNIV OF SCIENCE & TECHNOLOGY | 1 | 2018 |
| LI YALIN | 1 | 2018 |
Locations
| Location | Patents | Span |
|---|---|---|
| Beijing, CN | 1 | 2021 |
| Guangxi, CN | 1 | 2020 |
| Shenzhen, CN | 1 | 2018 |