Patent Assignment
Reel/Frame 036668/0251
Assignment of Assignor's Interest
Recorded: 2015-09-28
Pages: 2
Assignors
UMEYAMA, TAKAHIRO
Executed: 2015-08-03
WATANABE, KEIKO
Executed: 2015-08-17
SHIMIZU, TOSHIHIKO
Executed: 2015-08-19
Assignee
HITACHI METALS, LTD.
2-1, SHIBAURA 1-CHOME, MINATO-KU, TOKYO, JAPAN
Covered Property
(1)
Flow Rate Control Valve and Mass Flow Controller Using The Same
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Address
Sep 11, 2024
From: HITACHI METALS, LTD.
To: HITACHI METALS, LTD.
Reel/Frame 068943/0622 →
Change of Address
Sep 11, 2024
From: HITACHI METALS, LTD.
To: HITACHI METALS, LTD.
Reel/Frame 068943/0854 →
Change of Name
Sep 11, 2024
From: HITACHI METALS, LTD.
To: PROTERIAL, LTD.
Reel/Frame 068944/0752 →
Corrective Assignment to Correct the Changing Patent Number 8671972 to 8504311 Previously Recorded at Reel: 68943 Frame: 854. Assignor(S) Hereby Confirms the Change of Address.
Jan 21, 2025
From: HITACHI METALS, LTD.
To: HITACHI METALS, LTD.
Reel/Frame 069959/0507 →
Corrective Assignment to Correct the the Patent Number from 8671972 to 8504311 Previously Recorded on Reel 68943 Frame 622. Assignor(S) Hereby Confirms the Change of Address.
Jan 21, 2025
From: HITACHI METALS, LTD.
To: HITACHI METALS, LTD.
Reel/Frame 069959/0644 →
Corrective Assignment to Correct the Patent Number from 8671972 to 8504311 Previously Recorded on Reel 68944 Frame 752. Assignor(S) Hereby Confirms the Change of Name.
Jan 21, 2025
From: HITACHI METALS, LTD.
To: PROTERIAL, LTD.
Reel/Frame 069959/0902 →