Patent Assignment
Reel/Frame 019036/0845
Assignment of Assignor's Interest
Recorded: 2007-03-20
Pages: 3
Assignors
GOTOH, TAKAO
Executed: 2007-02-07
HAYASHI, AKIFUMI
Executed: 2007-02-07
MATSUOKA, TOHRU
Executed: 2007-02-07
SUZUKI, SHIGEHIRO
Executed: 2007-02-07
Assignee
HITACHI METALS, LTD.
2-1 SHIBAURA 1-CHOME, MINATO-KU,, TOKYO, JAPAN
Covered Property
(1)
Mass Flow Rate Control Apparatus, Its Calibration Method and Semiconductor-Producing Apparatus
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 →