Profile
Masato Ryoki is Senior Managing Director & Head-Information System at Okuma Corp.
(Japan) since 2018 and Outside Director at WITZ Corp.
since 2006.
Formerly, Mr. Ryoki was Chairman at Tatung-Okuma Co., Ltd.
Masato Ryoki active positions
| Companies | Position | Start |
|---|---|---|
| OKUMA CORPORATION | Chief Tech/Sci/R&D Officer | 01/06/2009 |
| WITZ CORPORATION | Director/Board Member | 01/10/2006 |
Former positions of Masato Ryoki
| Companies | Position | End |
|---|---|---|
Tatung-Okuma Co., Ltd.
Tatung-Okuma Co., Ltd. Industrial MachineryProducer Manufacturing Manufactures and wholesales grinding and heat treatment equipment and machine tools | Chairman | - |
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 3 |
|---|---|
Okuma Corp.
Okuma Corp. Industrial MachineryProducer Manufacturing Engages in the manufacture and sale of machine tools | Producer Manufacturing |
Tatung-Okuma Co., Ltd.
Tatung-Okuma Co., Ltd. Industrial MachineryProducer Manufacturing Manufactures and wholesales grinding and heat treatment equipment and machine tools | Producer Manufacturing |
WITZ Corp.
WITZ Corp. Packaged SoftwareTechnology Services Develops software applications | Technology Services |
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- Masato Ryoki
















