Refrigeration appliance
US-2026002728-A1 · Jan 1, 2026 · US
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Chang Yi patents
Chang Yi is listed as an inventor on 5 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Chang Yi |
| Total patents | 5 |
| First publication | Feb 25, 2021 |
| Latest publication | Jan 1, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Composition for improving milk quality and preparation method and application thereof
US-11896580-B2 · Feb 13, 2024 · US
Entity search method, related device, and computer storage medium
US-11636143-B2 · Apr 25, 2023 · US
Composition for improving milk quality and preparation method and application thereof
US-2022117939-A1 · Apr 21, 2022 · US
Entity search method, related device, and computer storage medium
US-2021056130-A1 · Feb 25, 2021 · US
Recent patents
Latest publications not already listed above.
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Univ China Agricultural | 2 |
| Huawei Tech Co Ltd | 2 |
| Univ Illinois | 2 |
| Bsh Hausgeraete Gmbh | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| A61K31/4045 | 2 |
| A61P15/14 | 2 |
| A61K9/0019 | 2 |
| A61K9/08 | 2 |
| A61K47/02 | 2 |