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Inventor

Keiichi Hirako

Inventor
Tokyo, JP

Overview

2→
Patents
1993–2019
Patent span
Performing operations
Primary field (CPC B)

Patents· 2 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B64Gprimary
B64GCosmonautics50%
H01QAntennas, i.e. radio aerials50%
PatentTitleYear
10,407,184Debris removal device and debris removal method20195,184,139'Antenna pointing equipment'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993Patents assigned to TOSHIBA KK (1)· patent assignee history
1993Based in Yokohama, JP· patent location history
2019Patents assigned to IHI CORP (1)· patent assignee history
2019Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
IHI CORP12019
TOSHIBA KK11993
Locations
LocationPatentsSpan
Tokyo, JP12019
Yokohama, JP11993