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Inventor

Makoto Iwakiri

Inventor
Matsudo, JP

Overview

4→
Patents
2002–2013
Patent span
Performing operations
Primary field (CPC B)

Patents· 4 as inventor

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

B22Fprimary
B22FWorking metallic powder23%
C22CAlloys23%
H01FMagnets15%
Y10TTechnical subjects covered by former us classification15%
B30BPresses in general8%
C23CCoating metallic material8%
F16HGearing8%
PatentTitleYear
8,445,105'Iron-based soft magnetic powder for dust core, method for production thereof, and dust core'20138,236,087'Powder core and iron-base powder for powder core'20126,758,662'Die for die compacting of powdered material'20046,488,736'Method of producing sintered metal sprocket and sprocket produced by the method'2002

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2002–2012Patents assigned to HITACHI POWDERED METALS (3)· patent assignee history
2002–2004Based in Chiba, JP· patent location history
2012–2013Patents assigned to AKAGI NOBUAKI (2)· patent assignee history
2012–2013Patents assigned to HOUJOU HIROFUMI (2)· patent assignee history
2012–2013Patents assigned to ISHIHARA CHIO (2)· patent assignee history
2012–2013Patents assigned to IWAKIRI MAKOTO (2)· patent assignee history
2012–2013Based in Matsudo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI POWDERED METALS32002–2012
AKAGI NOBUAKI22012–2013
HOUJOU HIROFUMI22012–2013
ISHIHARA CHIO22012–2013
IWAKIRI MAKOTOself22012–2013
Locations
LocationPatentsSpan
Matsudo, JP22012–2013
Chiba, JP22002–2004