Inventor
Yoichi Tobiyama
Inventor
Chiba, JP
Overview
Patents· 23 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C23Cprimary
C23CCoating metallic material18%
Y10TTechnical subjects covered by former us classification16%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form13%
C25DProcesses for the electrolytic or electrophoretic production of coatings11%
C21DModifying the physical structure of ferrous metals9%
C22CAlloys9%
B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients2%
C08LCompositions of macromolecular compounds2%
PatentTitleYear
10,662,516Hot-dip Al--Zn--Mg--Si coated steel sheet and method of producing same202010,392,709Coated steel sheet, method for producing the same, and resin-coated steel sheet obtained using the same201910,227,156Laminated metal sheet for two-piece can and two-piece laminated can body201910,174,393Steel sheet for can with high barrel-part buckling strength under external pressure and with excellent formability and excellent surface properties after forming, and process for producing same20199,751,283'Resin-coated metal sheet for containers'20179,738,978'Method of manufacturing a steel sheet for containers'20179,669,961'Three-piece can and method of manufacturing the same'20179,637,826'Steel sheet for containers and manufacturing method for same'20179,580,816'Apparatus for continuous electrolytic treatment of steel sheet and method for producing surface-treated steel sheet using the same'20179,528,187'Steel sheet for containers and manufacturing method for same'20169,506,152'Resin coated metal sheet'20169,506,131'Steel sheet for aerosol can bottom having high pressure resistance and excellent workability and method for producing same'20169,435,034'Manufacturing method for steel sheets for containers'20169,416,460'Steel sheet for containers'20169,169,577'Surface-treated steel sheet, method for manufacturing the same, and resin-covered steel sheet using the same'20157,160,631'Zinc-based coated steel sheet having excellent anti-peeling property, frictional property, and anti-galling property and method of manufacturing the same'20076,835,466'Alloyed galvanized steel plate having excellent slidability'20046,814,848'Method for determining alloy phase in plating layer and method for evaluating sliding property of alloy galvanized steel plate'20046,410,163'High strength thin steel sheet, high strength alloyed hot-dip zinc-coated steel sheet, and method for producing them'20026,368,728'Galvannealed steel sheet and manufacturing method'20025,487,919'Method of manufacturing of galvanized steel sheet having high press formability'19965,447,802'Surface treated steel strip with minimal plating defects and method for making'19955,322,741'Aluminum alloy sheet with improved formability and method of production'1994Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1994–2019Based in Chiba, JP· patent location history
2002–2017Based in Okayama, JP· patent location history
2004–2020Patents assigned to JFE STEEL CORP (18)· patent assignee history
2015–2019Patents assigned to TOBIYAMA YOICHI (9)· patent assignee history
2015–2017Patents assigned to MIYAMOTO YUKA (6)· patent assignee history
2015–2017Patents assigned to NAKAMURA NORIHIKO (6)· patent assignee history
2015–2017Patents assigned to SUZUKI TAKESHI (6)· patent assignee history
2016–2020Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| JFE STEEL CORP | 18 | 2004–2020 |
| TOBIYAMA YOICHIself | 9 | 2015–2019 |
| MIYAMOTO YUKA | 6 | 2015–2017 |
| NAKAMURA NORIHIKO | 6 | 2015–2017 |
| SUZUKI TAKESHI | 6 | 2015–2017 |
Locations
| Location | Patents | Span |
|---|---|---|
| Chiba, JP | 12 | 1994–2019 |
| Okayama, JP | 6 | 2002–2017 |
| Tokyo, JP | 5 | 2016–2020 |