Inventor
Kazuharu Yatsunami
Inventor
Fukuyama, JP
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C22Bprimary
C22BProduction and refining of metals33%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests22%
B65GTransport or storage devices, e.g. conveyors for loading or tipping, shop conveyor systems or pneumatic tube conveyors11%
C21BManufacture of iron or steel11%
F27DDetails or accessories of furnaces, kilns, ovens or retorts, in so far as they are of kinds occurring in more than one kind of furnace11%
Y02PClimate change mitigation technologies in the production or processing of goods11%
PatentTitleYear
4,597,790'Method of producing unbaked agglomerates'19864,396,424'Method for recovering useful metals from dust discharged from metal refining metallurgical furnace'19833,972,411'Method of feedig green pellets onto grate of pretreatment furnace in the production of reduced pellets'19763,945,817'Method for the collection of dust of a high zinc content during the production of reduced iron pellets'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1986Patents assigned to NIPPON KOKAN KK (4)· patent assignee history
1976Based in Fukuyama, JP· patent location history
1983Based in Nishiohimachi, JP· patent location history
1986Based in Yokohama, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NIPPON KOKAN KK | 4 | 1976–1986 |
Locations
| Location | Patents | Span |
|---|---|---|
| Fukuyama, JP | 2 | 1976 |
| Yokohama, JP | 1 | 1986 |
| Nishiohimachi, JP | 1 | 1983 |