Inventor
Quan Dong
Inventor
Xuzhou, CN
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B66Cprimary
B66CCranes42%
F15BSystems acting by means of fluids in general25%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles8%
B60WConjoint control of vehicle sub-units of different type or different function8%
F16HGearing8%
Y02TClimate change mitigation technologies related to transportation8%
PatentTitleYear
10,822,211Crane hydraulic control system and crane202010,544,013Power transmission control method and device for crane and crane202010,465,725Cylinder head body, single cylinder bolt system and crane201910,150,656Mobile counterweight mechanism of a hoisting machine as well as a hoisting machine201810,077,173Single-cylinder plug pin type telescopic arm, telescopic method thereof and crane having telescopic arm2018Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2018–2020Patents assigned to XUZHOU HEAVY MACHINERY CO LTD (5)· patent assignee history
2018–2020Based in Xuzhou, CN· patent location history
2018Based in Jiangsu, CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| XUZHOU HEAVY MACHINERY CO LTD | 5 | 2018–2020 |
Locations
| Location | Patents | Span |
|---|---|---|
| Xuzhou, CN | 4 | 2018–2020 |
| Jiangsu, CN | 1 | 2018 |