Inventor

Masao Ojima

Inventor

Fukuoka, JP

Overview

6→

Patents

1989–2021

Patent span

Performing operations

Primary field (CPC B)

Patents· 6 as inventor

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

B25Jprimary

B25JManipulators22%

G05BControl or regulating systems in general22%

Y02PClimate change mitigation technologies in the production or processing of goods17%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%

B22FWorking metallic powder6%

B29CShaping or joining of plastics6%

B33YAdditive manufacturing, i.e. manufacturing of three-dimensional [3d] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3d printing, stereolithography or selective laser sintering6%

C22CAlloys6%

H01HElectric switches6%

PatentTitleYear

10,981,329Powder sintering lamination apparatus2021 10,710,242Controller, control system, and control method2020 10,625,421Controller, control system, and control method2020 6,295,484'Robot control method and device'2001 6,069,463'Controller of multi-axis robot'2000 4,890,186'Fault current limiting device'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–2001Patents assigned to YASKAWA DENKI SEISAKUSHO KK (3)· patent assignee history

1989–2000Based in Kitakyushu, JP· patent location history

2001–2020Based in Fukuoka, JP· patent location history

2020Patents assigned to YASKAWA ELECTRIC CORP (2)· patent assignee history

2021Patents assigned to ENPLAS CORP (1)· patent assignee history

2021Based in Saitama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
YASKAWA DENKI SEISAKUSHO KK	3	1989–2001
YASKAWA ELECTRIC CORP	2	2020
ENPLAS CORP	1	2021

Locations

Location	Patents	Span
Fukuoka, JP	3	2001–2020
Kitakyushu, JP	2	1989–2000
Saitama, JP	1	2021