LexDanaLexDanabeta
Inventor

Yasuyuki Oyamada

Inventor
Chikugo, JP

Overview

7→
Patents
2004–2013
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 7 as inventor

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

E02Fprimary
E02FDredging50%
LOC1225%
B62DMotor vehicles13%
LOC1513%
PatentTitleYear
D0688713'Upper rotating body for an excavator'2013D0685394'Excavator'20137,958,693'Boom for excavation machine'20117,874,392'Excavating machine'20117,857,083'Excavation machine'2010D0590847'Excavator'20096,729,831'Extremely-small-swing working machine'2004

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004–2013Patents assigned to YANMAR CO LTD (7)· patent assignee history
2004Based in Okayama, JP· patent location history
2009–2013Based in Chikugo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
YANMAR CO LTD72004–2013
Locations
LocationPatentsSpan
Chikugo, JP62009–2013
Okayama, JP12004