LexDanaLexDanabeta
Inventor

Songqing Li

Inventor
Changsha, CN

Overview

1→
Patents
2016
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 1 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

F16Dprimary
F16DCouplings for transmitting rotation33%
F16HGearing33%
Y10TTechnical subjects covered by former us classification33%
PatentTitleYear
9,447,870'Power gear-shifting transmission and engineering machinery'2016

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2016Patents assigned to CHEN QIANG (1)· patent assignee history
2016Patents assigned to HUNAN SANY INTELLIGENT CONTROL (1)· patent assignee history
2016Patents assigned to LI SONGQING (1)· patent assignee history
2016Patents assigned to SANY HEAVY IND CO LTD (1)· patent assignee history
2016Patents assigned to YI XIAOGANG (1)· patent assignee history
2016Based in Changsha, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CHEN QIANG12016
HUNAN SANY INTELLIGENT CONTROL12016
LI SONGQINGself12016
SANY HEAVY IND CO LTD12016
YI XIAOGANG12016
Locations
LocationPatentsSpan
Changsha, CN12016