Inventor
Ryoichi Nishiyama
Inventor
Tokyo, JP
Overview
Patents· 1 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C21Dprimary
C21DModifying the physical structure of ferrous metals33%
C22CAlloys33%
C23CCoating metallic material33%
PatentTitleYear
10,889,879Steel sheet and plated steel sheet2021Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2021Patents assigned to NIPPON STEEL & SUMITOMO METAL CORP (1)· patent assignee history
2021Patents assigned to NIPPON STEEL CORP (1)· patent assignee history
2021Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NIPPON STEEL & SUMITOMO METAL CORP | 1 | 2021 |
| NIPPON STEEL CORP | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 1 | 2021 |