Inventor
Fujio Ohkubo
Inventor
Kitakyushu, 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 metals100%
PatentTitleYear
4,461,462'Apparatus for cooling steel pipe'1984Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1984Patents assigned to NIPPON STEEL CORP (1)· patent assignee history
1984Based in Kitakyushu, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NIPPON STEEL CORP | 1 | 1984 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kitakyushu, JP | 1 | 1984 |