Inventor
Donglei Wang
Inventor
Zhuhai, Guangdong, CN
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A47Jprimary
A47JKitchen equipment44%
A21BBakers' ovens13%
A47LDomestic washing or cleaning6%
B01DSeparation6%
B65BMachines, apparatus or devices for, or methods of, packaging articles or materials6%
D06FLaundering, drying, ironing, pressing or folding textile articles6%
G06FElectric digital data processing6%
H01HElectric switches6%
H01RElectrically-conductive connections6%
PatentTitleYear
10,568,453Coffee brewing device and coffee capsule machine having same202010,433,669Bean grinder and automatic coffee pot equipped with the same201910,324,902Method and apparatus for locking file in memory20197,037,361'Dust collector with an inbuilt cyclonic water filter'20067,000,286'Water absorbing and drying cleaner'20066,992,267'Low-temperature steam electric iron with separately heated steam space'20066,759,634'Electric fryer'20046,694,710'Vacuum bag-sealing machine'20046,638,076'Plug/socket assembly'20036,321,641'Multi-chamber bread-baking machine'20016,310,326'Oven with a water injection mechanism'20016,305,270'Electric fryer with an elevating mechanism'20016,242,716'Rapid roasting oven with movable heating elements'20015,778,766'Automatic breadmaker having toaster oven function'1998Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1998–2006Based in Zhuhai, Guangdong, CN· patent location history
2003–2004Based in Shenzhen, Guangdong Province, CN· patent location history
2004–2006Patents assigned to WANG DONGLEI (3)· patent assignee history
2004–2020Based in Zhuhai, CN· patent location history
2006–2020Patents assigned to ELEC TECH INT CO LTD (2)· patent assignee history
2006Based in Nanping, CN· patent location history
2019Patents assigned to EMC IP HOLDING CO LLC (1)· patent assignee history
2019Patents assigned to VESTA ELECTRICAL APPLIANCE MFG ZHONGSHAN CO LTD (1)· patent assignee history
2019Based in Beijing, CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| WANG DONGLEIself | 3 | 2004–2006 |
| ELEC TECH INT CO LTD | 2 | 2006–2020 |
| EMC IP HOLDING CO LLC | 1 | 2019 |
| VESTA ELECTRICAL APPLIANCE MFG ZHONGSHAN CO LTD | 1 | 2019 |
Locations
| Location | Patents | Span |
|---|---|---|
| Zhuhai, Guangdong, CN | 6 | 1998–2006 |
| Zhuhai, CN | 3 | 2004–2020 |
| Shenzhen, Guangdong Province, CN | 2 | 2003–2004 |
| Beijing, CN | 1 | 2019 |
| Nanping, CN | 1 | 2006 |