Takako Yamashita
17Patents
3h-index
36Co-inventors
60Inventor score
Filing activity: Jul 29, 1998 → Nov 5, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6322639A | Magnetic steel sheet having excellent magnetic properties and method of producing the same | Chemistry; Metallurgy | 6 | Expired |
| US10550446B2 | High-strength steel sheet, high-strength hot-dip galvanized steel sheet, high-strength hot-dip aluminum-coated steel sheet, and high-strength electrogalvanized steel sheet, and methods for manufacturing same | Chemistry; Metallurgy | 4 | Active |
| US8333849B2 | Low-carbon martensitic chromium-containing steel | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US6162306A | Electromagnetic steel sheet having excellent high-frequency magnetic properities and method | Chemistry; Metallurgy | 2 | Expired |
| US10954578B2 | High-strength steel sheet and method for manufacturing same | Performing Operations; Transporting | 2 | Active |
| US10711333B2 | High-strength steel sheet and method for manufacturing same | Performing Operations; Transporting | 2 | Active |
| US6364962B1 | Electromagnetic steel sheet having excellent high-frequency magnetic properties and method | Chemistry; Metallurgy | 2 | Expired |
| US6207103A | Fe-Cr-Si steel sheets having excellent corrosion resistance and method for manufacturing the same | Chemistry; Metallurgy | 1 | Expired |
| US9939382B2 | Method of checking forsterite, apparatus that evaluates forsterite, and production line that manufactures steel sheet | Physics | 1 | Active |
| US6761780B2 | Method of manufacturing a high Mn non-magnetic steel sheet for cryogenic temperature use | Chemistry; Metallurgy | 1 | Expired |
| US11926881B2 | High-strength cold-rolled steel sheet and method for manufacturing the same | Emerging Cross-Sectional Technologies | 0 | Active |
| US10151718B2 | Quantitative analysis device for trace carbon and quantitative analysis method for trace carbon | Electricity | 0 | Active |
| US12421589B2 | Galvanized steel sheet, electrodeposition-coated steel sheet, automotive part, method of producing electrodeposition-coated steel sheet, and method of producing galvanized steel sheet | Chemistry; Metallurgy | 0 | Active |
| US11447840B2 | High-strength steel sheet and method for producing same | Chemistry; Metallurgy | 0 | Active |
| US11447841B2 | High-strength steel sheet and method for producing same | Chemistry; Metallurgy | 0 | Active |
| US12106466B2 | Photographing condition determining method for metal structure, photographing method for metal structure, phase classification method for metal structure, photographing condition determining device for metal structure, photographing device for metal structure, phase classification device for metal structure, material property estimating method for metal material, and material property estimating device for metal material | Physics | 0 | Active |
| US6322638A | Electromagnetic steel sheet having excellent high-frequency magnetic properties | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.