Inventor
Toshimasa Tomokiyo
Inventor
Tokyo, JP
Overview
Patents· 22 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C21Dprimary
C21DModifying the physical structure of ferrous metals26%
C22CAlloys22%
C23CCoating metallic material20%
Y10TTechnical subjects covered by former us classification14%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form7%
C25DProcesses for the electrolytic or electrophoretic production of coatings6%
B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material2%
B21BRolling of metal1%
B22DCasting of metals1%
PatentTitleYear
10,407,748High-carbon steel sheet and method of manufacturing the same201910,161,023Steel sheet for hot stamping, method for production thereof, and hot stamping steel material201810,072,324Cold-rolled steel sheet and method for manufacturing same, and hot-stamp formed body201810,030,280Steel sheet and method for manufacturing steel sheet201810,011,888Cold-rolled steel sheet for vitreous enameling and its named enameled product thereof20189,945,013Hot stamped steel and method for producing hot stamped steel20189,920,407'Cold rolled steel sheet and method for producing cold rolled steel sheet'20189,896,736'Method for manufacturing hot stamped body having vertical wall and hot stamped body having vertical wall'20189,840,751'Method for manufacturing hot stamped body and hot stamped body'20179,725,782'Hot stamped steel and method for producing the same'20179,605,329'Cold rolled steel sheet and manufacturing method thereof'20179,598,745'Method for manufacturing hot stamped body and hot stamped body'20179,523,134'Method for producing a high strength hot-rolled steel plate exhibiting excellent acid pickling property, chemical conversion processability, fatigue property, stretch flangeability, and resistance to surface deterioration during molding, and having isotropic strength and ductility'20169,512,499'Method for manufacturing hot stamped body having vertical wall and hot stamped body having vertical wall'20169,353,424'High strength steel sheet excellent in delayed fracture resistance and low temperature toughness, and high strength member manufactured using the same'20168,888,933'High-strength steel sheet, hot-dipped steel sheet, and alloy hot-dipped steel sheet that have excellent fatigue, elongation, and collision characteristics, and manufacturing method for said steel sheets'20148,858,735'High-strength press hardened article, and manufacturing method therefor'20148,852,360'High strength hot-rolled steel plate exhibiting excellent acid pickling property, chemical conversion processability, fatigue property, stretch flangeability, and resistance to surface deterioration during molding, and having isotropic strength and ductility'20148,697,253'High-strength quenched formed body with good corrosion resistance'20148,133,544'High-strength quenched formed body with good corrosion resistance and process for producing the same'20127,892,605'High-strength quenched formed body with good corrosion resistance and process for producing the same'20116,428,631'High-strength steel sheet having excellent formality and resistance to softening of the heat affected zone after welding'2002Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2002–2019Patents assigned to NIPPON STEEL CORP (4)· patent assignee history
2002Based in Tokai, JP· patent location history
2011–2017Patents assigned to AISIN TAKAOKA LTD (5)· patent assignee history
2011–2014Based in Toukai, JP· patent location history
2012–2018Patents assigned to TOMOKIYO TOSHIMASA (8)· patent assignee history
2014–2019Patents assigned to NIPPON STEEL & SUMITOMO METAL CORP (19)· patent assignee history
2014–2018Patents assigned to HAYASHI KUNIO (5)· patent assignee history
2014–2019Based in Tokyo, JP· patent location history
2018Based in Kitakyushu, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NIPPON STEEL & SUMITOMO METAL CORP | 19 | 2014–2019 |
| TOMOKIYO TOSHIMASAself | 8 | 2012–2018 |
| AISIN TAKAOKA LTD | 5 | 2011–2017 |
| HAYASHI KUNIO | 5 | 2014–2018 |
| NIPPON STEEL CORP | 4 | 2002–2019 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 17 | 2014–2019 |
| Toukai, JP | 3 | 2011–2014 |
| Kitakyushu, JP | 1 | 2018 |
| Tokai, JP | 1 | 2002 |