Takeshi Yokota
62Patents
9h-index
120Co-inventors
81Inventor score
Filing activity: Oct 5, 1976 → Feb 24, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5306154A | Intelligent education and simulation system and method | Emerging Cross-Sectional Technologies | 113 | Expired |
| US6180162A | Method of producing antimicrobial metal articles and antimicrobial metal articles produced by the method | Emerging Cross-Sectional Technologies | 46 | Expired |
| US4356567A | Radio receiver with bandwidth switching | Electricity | 35 | Expired |
| US6306341A | Stainless steel product having excellent antimicrobial activity and method for production thereof | Chemistry; Metallurgy | 14 | Expired |
| US6414691B1 | Method and apparatus for displaying graphs | Physics | 12 | Expired |
| US4110781A | Bidirectional grooved thyristor fired by activation of the beveled surfaces | Electricity | 11 | Expired |
| US6854646B2 | Transaction management system and method | Physics | 10 | Expired |
| US7269798B2 | Information processing apparatus for project management and its computer software | Physics | 10 | Expired |
| US6835487B2 | Stainless steel separator for fuel cells, method for making the same, and solid polymer fuel cell including the same | Emerging Cross-Sectional Technologies | 10 | Expired |
| US7318039B2 | Project risk management system utilizing probability distributions | Physics | 9 | Expired |
| US8188466B2 | Resistance variable element | Physics | 8 | Active |
| US6383309B1 | Ferritic stainless steel plate | Chemistry; Metallurgy | 7 | Expired |
| US4216487A | Bidirectional light-activated thyristor having substrate optical isolation | Electricity | 7 | Expired |
| US7729932B2 | Project assessment system and method | Physics | 7 | Active |
| US5505797A | Method of producing ferritic stainless steel strip with small intra-face anisotropy | Chemistry; Metallurgy | 6 | Expired |
| US10626485B2 | Thin high-strength cold-rolled steel sheet and method of producing the same | Chemistry; Metallurgy | 6 | Active |
| US7165837B2 | Swimming goggles | Human Necessities | 6 | Expired |
| US8628630B2 | Hot-pressed steel sheet member, steel sheet for hot-press, and method for manufacturing hot-pressed steel sheet member | Chemistry; Metallurgy | 5 | Active |
| US6312533A | Stainless steel material with excellent antibacterial property and process for producing the same | Chemistry; Metallurgy | 5 | Expired |
| US10385431B2 | High strength steel sheet having high young's modulus and method for manufacturing the same | Chemistry; Metallurgy | 5 | Active |
| US10563279B2 | High strength steel sheet having high Young's modulus and method for manufacturing the same | Chemistry; Metallurgy | 4 | Active |
| US4757367A | Light triggered semiconductor device with detachable auxiliary thyrister | Electricity | 4 | 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 |
| US10472697B2 | High-strength steel sheet and production method therefor | Chemistry; Metallurgy | 4 | Active |
| US10100394B2 | High-strength galvannealed steel sheet and method for manufacturing the same | Chemistry; Metallurgy | 3 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.