Hideki Horii
51Patents
13h-index
47Co-inventors
84Inventor score
Filing activity: Nov 13, 1997 → Jun 11, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5877062A | Methods of forming integrated circuit capacitors having protected diffusion barrier metal layers therein | Electricity | 49 | Expired |
| US6255187A | Method of fabricating self-aligning stacked capacitor using electroplating method | Electricity | 38 | Expired |
| US7638787B2 | Phase changeable memory cell array region and method of forming the same | Electricity | 33 | Active |
| US7037762B2 | Phase changeable memory devices having multi-level data storage elements and methods of fabricating the same | Electricity | 32 | Expired |
| US7800095B2 | Phase-change memory device having phase change material pattern shared between adjacent cells and electronic product including the phase-change memory | Electricity | 31 | Active |
| US6630387B2 | Method for forming capacitor of semiconductor memory device using electroplating method | Electricity | 28 | Expired |
| US7038261B2 | Integrated circuit memory devices having memory cells therein that utilize phase-change materials to support non-volatile data retention | Electricity | 22 | Expired |
| US7037749B2 | Methods for forming phase changeable memory devices | Electricity | 19 | Expired |
| US7558100B2 | Phase change memory devices including memory cells having different phase change materials and related methods and systems | Physics | 19 | Active |
| US8871559B2 | Methods for fabricating phase change memory devices | Electricity | 17 | Active |
| US7778066B2 | Resistance variable memory device and programming method thereof | Physics | 16 | Active |
| US6177284A | Conductive diffusion barrier layer, semiconductor device having the same, and manufacturing thereof | Electricity | 15 | Expired |
| US7787278B2 | Resistance variable memory device and operating method thereof | Physics | 15 | Active |
| US7767568B2 | Phase change memory device and method of fabricating the same | Electricity | 12 | Active |
| US7763878B2 | Phase changeable memory device structures | Electricity | 8 | Active |
| US8552412B2 | Variable resistance memory device and method of forming the same | Electricity | 7 | Active |
| US6596149B2 | Manufacturing method for capacitor having electrode formed by electroplating | Electricity | 7 | Expired |
| US7060543B2 | Method of forming a conductive line for a semiconductor device using a carbon nanotube and semiconductor device manufactured using the method | Emerging Cross-Sectional Technologies | 7 | Expired |
| US7498064B2 | Laser reflowing of phase changeable memory element to close a void therein | Electricity | 6 | Expired |
| US9520556B2 | Semiconductor device and method of fabricating the same | Electricity | 6 | Active |
| US8299450B2 | Non-volatile memory device including phase-change material | Electricity | 6 | Active |
| US8580606B2 | Method of forming resistance variable memory device | Electricity | 6 | Active |
| US8238147B2 | Multi-level phase change memory device, program method thereof, and method and system including the same | Emerging Cross-Sectional Technologies | 4 | Active |
| US10403681B2 | Memory device including a variable resistance material layer | Electricity | 4 | Active |
| US7495456B2 | System and method of determining pulse properties of semiconductor device | Physics | 4 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.