Patent Assignment
Reel/Frame 051428/0370
Assignment of Assignor's Interest
Recorded: 2020-01-06
Pages: 13
Assignors
LIU, YONGHONG
Executed: 2019-12-25
SUN, QIANG
Executed: 2019-12-25
LI, QINGYUN
Executed: 2019-12-25
JI, RENJIE
Executed: 2019-12-25
CAI, BAOPING
Executed: 2019-12-25
LI, XIAOPENG
Executed: 2019-12-25
HAN, YANCONG
Executed: 2019-12-25
LIU, PENG
Executed: 2019-12-25
LI, DEGE
Executed: 2019-12-25
WU, XINLEI
Executed: 2019-12-25
ZHANG, FAN
Executed: 2019-12-25
Assignee
CHINA UNIVERSITY OF PETROLEUM (EAST CHINA)
NO. 66, WEST CHANGJIANG ROAD, HUANGDAO DISTRICT, QINGDAO, SHANDONG, CHINA
Covered Property
(1)
Multi-Path Combined High-Low Voltage Plasma Rock-Breaking Drill Bit, Drill Bit Apparatus and Drilling Method