Seiji Take
25Patents
9h-index
31Co-inventors
75Inventor score
Filing activity: Jul 25, 1986 → May 23, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5731116A | Electrostatic information recording medium and electrostatic information recording and reproducing method | Electricity | 55 | Expired |
| US4841134A | IC card | Electricity | 54 | Expired |
| US5587264A | Electrostatic information recording medium and electrostatic information recording and reproducing method | Physics | 33 | Expired |
| US5718996A | Electrostatic information recording medium and electrostatic information recording and reproducing method | Physics | 26 | Expired |
| US7259320B2 | Thermoelectric conversion materials | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5439768A | Electrostatic information recording medium and electrostatic information recording and reproducing method | Electricity | 16 | Expired |
| US4981746A | Heat-sensitive stencil sheet | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5514504A | Information recording medium, and information recording a reproducing method | Emerging Cross-Sectional Technologies | 13 | Expired |
| US5683838A | Method of producing information recording medium | Emerging Cross-Sectional Technologies | 9 | Expired |
| US5981123A | Electrostatic information recording medium and electrostatic information recording and reproducing method | Electricity | 8 | Expired |
| US5492783A | Electrostatic information-recording media and process for recording and reproducing electrostatic information | Physics | 4 | Expired |
| US9102872B2 | Device material for hole injection transport layer, ink for forming hole injection transport layer, device comprising hole injection transport layer, and method for producing the device | Electricity | 3 | Active |
| US5571646A | Electrostatic information-recording media and process for recording and reproducing electrostatic information | Physics | 3 | Expired |
| US7255922B2 | Inorganic nanoparticle and method for producing the same | Emerging Cross-Sectional Technologies | 1 | Expired |
| US8785921B2 | Device comprising positive hole injection transport layer, method for producing the same and ink for forming positive hole injection transport layer | Emerging Cross-Sectional Technologies | 1 | Active |
| US5660958A | Information recording medium, and information recording and reproducing method | Emerging Cross-Sectional Technologies | 1 | Expired |
| US6013603A | Image-receiving sheet | Emerging Cross-Sectional Technologies | 1 | Expired |
| US11705624B2 | Wiring board and method for manufacturing wiring board | Electricity | 1 | Active |
| US8778233B2 | Device comprising positive hole injection transport layer, method for producing the same and ink for forming positive hole injection transport layer | Emerging Cross-Sectional Technologies | 1 | Active |
| US12156337B2 | Wiring board and method for manufacturing wiring board | Electricity | 0 | Active |
| US12424752B2 | Wiring board and method for manufacturing wiring board | Electricity | 0 | Active |
| US9155159B2 | Light emitting device having quantum cut dots with a protecting material and prolonged drive lifetime and good color purity | Electricity | 0 | Active |
| US11916285B2 | Wiring board and method for manufacturing wiring board | Electricity | 0 | Active |
| US8673185B2 | Device comprising positive hole injection transport layer, method for producing the same and ink for forming positive hole injection transport layer | General | 0 | Revoked |
| US12107327B2 | Wiring board and method for manufacturing wiring board | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.