IP Library › Granted Patent US 730,894
Granted Patent S1
US 730,894 · App. 29/451,799 · Granted Jun 2, 2015

Magnetic disc storage unit for electronic computer

Inventors: Junpei Hokari (Tokyo, JP); Toshiyuki Utsuki (Tachikawa, JP); Koichi Umezawa (Tokyo, JP); Kenta Kumagai (Tokyo, JP); Chikazu Yokoi (Odawara, JP); Yoshikatsu Kasahara (Ninomiya, JP)
Assignee: HITACHI, LTD.
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Quick Facts
Patent No.
US 730,894
App. No.
29/451,799
Granted
Jun 2, 2015
Kind
S1
Claims (1)

The ornamental design for a magnetic disc storage unit for electronic computer, as shown.

Assignments (2)
COMPANY SPLIT Recorded Aug 20, 2024
From: HITACHI, LTD.
To: HITACHI VANTARA, LTD.
Reel/Frame 069518/0761 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 9, 2013
From: HOKARI, JUNPEI; UTSUKI, TOSHIYUKI; UMEZAWA, KOICHI; KUMAGAI, KENTA; YOKOI, CHIKAZU; KASAHARA, YOSHIKATSU
To: HITACHI, LTD.
Reel/Frame 030177/0587 →
Priority Claims (1)
JP 2012-025377 · Oct 18, 2012 · national