Inventor
YONGHUA CHENG
Inventor
CA
Overview
Patents· 1 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F24Dprimary
F24DDomestic- or space-heating systems, e.g. central heating systems33%
F24HFluid heaters, e.g. water or air heaters, having heat-generating means, e.g. heat pumps, in general33%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications33%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2023Patents assigned to SMITH CORP A O (1)· patent assignee history
2023Based in CA· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SMITH CORP A O | 1 | 2023 |
Locations
| Location | Patents | Span |
|---|---|---|
| CA | 1 | 2023 |