Inventor
Shengkui ZHAO
Inventor
CN
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B41Jprimary
B41JTypewriters75%
G03GElectrography25%
PatentTitleYear
12,591,200Driving force receiving member and process cartridge202612,479,211Remanufacturing method of ink cartridge, and remanufactured ink cartridge202511,827,027Remanufacturing method of ink cartridge, and remanufactured ink cartridge202311,267,251Remanufacturing method of ink cartridge and remanufactured ink cartridge2022Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022–2025Patents assigned to E JET TECH CO LTD (3)· patent assignee history
2022–2026Based in CN· patent location history
2026Patents assigned to E Z INK TECH CO LTD (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| E JET TECH CO LTD | 3 | 2022–2025 |
| E Z INK TECH CO LTD | 1 | 2026 |
Locations
| Location | Patents | Span |
|---|---|---|
| CN | 4 | 2022–2026 |