LexDanaLexDanabeta
Inventor

Bicheng Ding

Inventor
Qinhuangdao, CN

Overview

1→
Patents
2019
Patent span
Performing operations
Primary field (CPC B)

Patents· 1 as inventor

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

B23Bprimary
B23BTurning100%
PatentTitleYear
10,286,457Four-directional drilling machine2019

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2019Patents assigned to CITIC DICASTAL CO LTD (1)· patent assignee history
2019Based in Qinhuangdao, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CITIC DICASTAL CO LTD12019
Locations
LocationPatentsSpan
Qinhuangdao, CN12019