Toshimasa Tomokiyo
22Patents
10h-index
31Co-inventors
71Inventor score
Filing activity: Mar 16, 2000 → Feb 2, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9605329B2 | Cold rolled steel sheet and manufacturing method thereof | Emerging Cross-Sectional Technologies | 14 | Active |
| US9725782B2 | Hot stamped steel and method for producing the same | Emerging Cross-Sectional Technologies | 14 | Active |
| US9598745B2 | Method for manufacturing hot stamped body and hot stamped body | Chemistry; Metallurgy | 14 | Active |
| US9512499B2 | Method for manufacturing hot stamped body having vertical wall and hot stamped body having vertical wall | Chemistry; Metallurgy | 12 | Active |
| US9840751B2 | Method for manufacturing hot stamped body and hot stamped body | Chemistry; Metallurgy | 12 | Active |
| US10072324B2 | Cold-rolled steel sheet and method for manufacturing same, and hot-stamp formed body | Emerging Cross-Sectional Technologies | 11 | Active |
| US9945013B2 | Hot stamped steel and method for producing hot stamped steel | Emerging Cross-Sectional Technologies | 11 | Active |
| US10030280B2 | Steel sheet and method for manufacturing steel sheet | Chemistry; Metallurgy | 11 | Active |
| US9896736B2 | Method for manufacturing hot stamped body having vertical wall and hot stamped body having vertical wall | Chemistry; Metallurgy | 11 | Active |
| US9920407B2 | Cold rolled steel sheet and method for producing cold rolled steel sheet | Emerging Cross-Sectional Technologies | 10 | Active |
| US8888933B2 | 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 | Emerging Cross-Sectional Technologies | 9 | Active |
| US8858735B2 | High-strength press hardened article, and manufacturing method therefor | Chemistry; Metallurgy | 4 | Active |
| US6428631B1 | High-strength steel sheet having excellent formality and resistance to softening of the heat affected zone after welding | Chemistry; Metallurgy | 3 | Expired |
| US9353424B2 | High strength steel sheet excellent in delayed fracture resistance and low temperature toughness, and high strength member manufactured using the same | Emerging Cross-Sectional Technologies | 2 | Active |
| US8133544B2 | High-strength quenched formed body with good corrosion resistance and process for producing the same | Emerging Cross-Sectional Technologies | 1 | Active |
| US7892605B2 | High-strength quenched formed body with good corrosion resistance and process for producing the same | Emerging Cross-Sectional Technologies | 0 | Active |
| US8697253B2 | High-strength quenched formed body with good corrosion resistance | Emerging Cross-Sectional Technologies | 0 | Active |
| US9523134B2 | 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 | Chemistry; Metallurgy | 0 | Active |
| US10407748B2 | High-carbon steel sheet and method of manufacturing the same | Chemistry; Metallurgy | 0 | Active |
| US8852360B2 | 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 | Chemistry; Metallurgy | 0 | Active |
| US10011888B2 | Cold-rolled steel sheet for vitreous enameling and its named enameled product thereof | Chemistry; Metallurgy | 0 | Active |
| US10161023B2 | Steel sheet for hot stamping, method for production thereof, and hot stamping steel material | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.