Inventor
Xianqiang ZHANG
Inventor
CN
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
LOC30primary
LOC3064%
C07CAcyclic or carbocyclic compounds7%
C07DHeterocyclic compounds7%
LOC157%
LOC167%
Y02PClimate change mitigation technologies in the production or processing of goods7%
PatentTitleYear
D1105636Pet water dispenser2025D1102684Pet dryer2025D1100016Pet camera2025D1091964Pet feeder2025D1089352Desktop robot2025D1080080Pet feeding system2025D1080081Pet feeder202512,077,511Organic amine salt of key intermediate of Elagolix sodium and preparation method thereof2024D1022341Pet feeder2024D1022340Pet feeder2024D1013980Litter box2024D1013286Timed pet feeder2024Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2024–2025Patents assigned to HUIZHOU DUDU PET PRODUCTS CO LTD (6)· patent assignee history
2024–2025Patents assigned to HUIZHOU DU DU PET PRODUCTS CO LTD (5)· patent assignee history
2024Patents assigned to NANJING CHEMPION BIOTECHNOLOGY CO LTD (1)· patent assignee history
2024–2025Based in CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HUIZHOU DUDU PET PRODUCTS CO LTD | 6 | 2024–2025 |
| HUIZHOU DU DU PET PRODUCTS CO LTD | 5 | 2024–2025 |
| NANJING CHEMPION BIOTECHNOLOGY CO LTD | 1 | 2024 |
Locations
| Location | Patents | Span |
|---|---|---|
| CN | 12 | 2024–2025 |