Inventor
Jianxin Cao
Inventor
Zhuhai, CN
Overview
Patents· 16 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Gprimary
G03GElectrography61%
F16DCouplings for transmitting rotation13%
B41JTypewriters4%
C07DHeterocyclic compounds4%
C09KMaterials for miscellaneous applications, not provided for elsewhere4%
H10KOrganic electric solid-state devices4%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications4%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%
PatentTitleYear
10,203,656Processing cartridge20199,846,409Processing cartridge and driving assembly thereof2017RE046596'Developer cartridge with counting mechanism'20179,785,110'Developing cartridge'20179,740,163'Rotational force driving assembly process cartridge'20179,671,742'Process cartridge having a control mechanism for a driving mechanism'20179,599,949'Photosensitive process cartridge with driving force receiver'20179,488,958'Process cartridge having a driving force receiver'20169,415,618'Ribbon cassette for label printing device'20169,280,121'Rotational force driving assembly and process cartridge'20169,176,467'Printer cartridge having a retractable mechanism'20159,052,639'Developer cartridge with counting mechanism'20158,886,087'Photosensitive drum driving head and driving mechanism of image forming apparatus'20148,655,223'Developer cartridge with counting mechanism'20148,626,024'Method for controlling the distance between the photosensitive member and the developing member in a toner cartridge, and the device thereof'20147,579,091'White electroluminescent polymeric material and preparation thereof'2009Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2009Based in Changchun, CN· patent location history
2014–2015Patents assigned to CAO JIANXIN (3)· patent assignee history
2014–2016Patents assigned to ZHUHAI SEINE TECHNOLOGY CO LTD (3)· patent assignee history
2014–2015Patents assigned to ZHUHAI SEINE TECHNOLOGY LTD (3)· patent assignee history
2014–2019Based in Zhuhai, CN· patent location history
2014–2016Based in Guangdong, CN· patent location history
2016–2017Patents assigned to ZHUHAI SEINE TECH CO LTD (3)· patent assignee history
2017–2019Patents assigned to NINESTAR CORP (4)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NINESTAR CORP | 4 | 2017–2019 |
| CAO JIANXINself | 3 | 2014–2015 |
| ZHUHAI SEINE TECH CO LTD | 3 | 2016–2017 |
| ZHUHAI SEINE TECHNOLOGY CO LTD | 3 | 2014–2016 |
| ZHUHAI SEINE TECHNOLOGY LTD | 3 | 2014–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Zhuhai, CN | 10 | 2014–2019 |
| Guangdong, CN | 5 | 2014–2016 |
| Changchun, CN | 1 | 2009 |