Inventor
WEN CHENG
Inventor
CN
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Dprimary
C07DHeterocyclic compounds11%
F16HGearing11%
G06FElectric digital data processing11%
G10LSpeech analysis techniques or speech synthesis11%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers11%
H04WWireless communication networks11%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations6%
C07BGeneral methods of organic chemistry6%
C07CAcyclic or carbocyclic compounds6%
E21DShafts6%
PatentTitleYear
12,392,673Composite structure for a pressure sensor and pressure sensor202512,092,193Planetary bevel gear automatic limited slip differential202412,091,414Crystalline form of Di-p-toluoyl-L-tartrate of upadacitinib202411,926,633Synthesis methods for upadacitinib and intermediate thereof202411,821,316System and construction method of single-layer lining tunnel structure based on mine-tunnelling method202311,674,579Planetary gear train automatic limited slip differential202311,243,595Method and apparatus for reducing continuous-wakeup delay of bluetooth loudspeaker, and bluetooth loudspeaker202211,199,893Method, device for processing data of bluetooth speaker, and bluetooth speaker2021Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2021–2022Patents assigned to Shenzhen grandsun electronic co ltd (2)· patent assignee history
2021–2024Based in CN· patent location history
2023–2024Patents assigned to UNIV HUBEI AUTOMOTIVE TECH (2)· patent assignee history
2023Patents assigned to BEIJING URBAN CONSTR DESIGN & DEV GROUP CO LTD (1)· patent assignee history
2024Patents assigned to SUZHOU PENGXU PHARMATECH CO LTD (2)· patent assignee history
2025Patents assigned to NAT UNIV SINGAPORE (1)· patent assignee history
2025Based in SG· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SUZHOU PENGXU PHARMATECH CO LTD | 2 | 2024 |
| Shenzhen grandsun electronic co ltd | 2 | 2021–2022 |
| UNIV HUBEI AUTOMOTIVE TECH | 2 | 2023–2024 |
| BEIJING URBAN CONSTR DESIGN & DEV GROUP CO LTD | 1 | 2023 |
| NAT UNIV SINGAPORE | 1 | 2025 |
Locations
| Location | Patents | Span |
|---|---|---|
| CN | 7 | 2021–2024 |
| SG | 1 | 2025 |