IP Library Assignment 058769/0339
Patent Assignment
Reel/Frame 058769/0339

Change of Name

Recorded: 2021-11-02 Pages: 11
Assignor
TEISEKI DRILLING CO., LTD.
Executed: 2021-10-01
Assignee
INPEX DRILLING CO., LTD.
7F LUCID SQUARE SHINJUKU EAST, 3-21, OKUBO, 1 CHOME, SHINJUKU-KU, TOKYO, 169-0072, JAPAN
Covered Property (1)
Fracturing Method and Depressurizing Device Used for Same
Application: 16/967,035 →
Publication: US 2021/0040831
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 3, 2020
From: ASANUMA, HIROSHI; KAJIWARA, TATSUYA; NAGANAWA, SHIGEMI; SHIMADA, KUNIAKI
To: NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY; THE UNIVERSITY OF TOKYO; TOHOKU UNIVERSITY; JMC GEOTHERMAL ENGINEERING CO., LTD.
Reel/Frame 053384/0548 →