Takuya Sawada
32Patents
4h-index
21Co-inventors
63Inventor score
Filing activity: Feb 7, 2000 → Aug 4, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6258291A | Piezoelectric ceramic composition and piezoelectric ceramic device using the same | Chemistry; Metallurgy | 15 | Expired |
| US6248254A | Piezoelectric ceramic composition and piezoelectric ceramic device using the same | Electricity | 8 | Expired |
| US8449856B2 | Mesoporous silica particles | Emerging Cross-Sectional Technologies | 7 | Active |
| US8048394B2 | Mesoporous silica particles | Emerging Cross-Sectional Technologies | 6 | Active |
| US6369488B1 | Piezoelectric device | Chemistry; Metallurgy | 4 | Expired |
| US6383411B1 | Piezoelectric ceramic composition and piezoelectric ceramic device using the same | Electricity | 4 | Expired |
| US6372152B1 | Piezoelectric ceramic composition and ceramic piezoelectric device employing the composition | Chemistry; Metallurgy | 3 | Expired |
| US6515401B1 | Piezoelectric resonator | Electricity | 3 | Expired |
| US6558567B2 | Piezoelectric ceramic compact and piezoelectric ceramic device using the same | Electricity | 2 | Expired |
| US9359703B2 | Sewing machine | Textiles; Paper | 2 | Active |
| US6548941B2 | Piezoelectric element | Electricity | 2 | Expired |
| US6488864B2 | Piezoelectric ceramic compact and piezoelectric ceramic device | Electricity | 2 | Expired |
| US6734606B2 | Piezoelectric ceramic composition and piezoelectric ceramic element using the same | Chemistry; Metallurgy | 2 | Expired |
| US6423244B1 | Piezoelectric ceramic composition and piezoelectric ceramic device using the same | Electricity | 1 | Expired |
| US6690246B2 | Oscillator and production method therefor | Electricity | 1 | Expired |
| US9552628B2 | Image processor | Physics | 1 | Active |
| US6700303B2 | Piezoelectric element | Electricity | 1 | Expired |
| US6391223B1 | Piezoelectric ceramic composition and piezoelectric ceramic element using the same | Electricity | 1 | Expired |
| US9881361B2 | Image processing method | Physics | 1 | Active |
| US9916642B2 | Image processor | Physics | 1 | Active |
| US11639570B2 | Sewing machine with threading device | Textiles; Paper | 0 | Active |
| US6534902B2 | Piezoelectric device | Chemistry; Metallurgy | 0 | Expired |
| US7750541B2 | Piezoelectric ceramic and method for making the same, and piezoelectric resonator and method for making the same | Emerging Cross-Sectional Technologies | 0 | Active |
| US12181486B2 | Plate changer for auto-sampler | Physics | 0 | Active |
| US11181543B2 | Plate changer for autosampler | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.