Susumu Fujimura
22Patents
9h-index
18Co-inventors
72Inventor score
Filing activity: Sep 9, 1991 → Oct 12, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6134140A | Nonvolatile semiconductor memory device with soft-programming to adjust erased state of memory cells | Physics | 179 | Expired |
| US6549464B2 | Nonvolatile semiconductor memory device | Physics | 73 | Expired |
| US6798698B2 | Nonvolatile semiconductor memory device | Physics | 58 | Expired |
| US6122193A | Non-volatile semiconductor memory capable of storing 1-bit data or multi-bit data | Physics | 51 | Expired |
| US6208560A | Nonvolatile semiconductor memory device | Physics | 46 | Expired |
| US5160038A | Water purifying apparatus | Chemistry; Metallurgy | 38 | Expired |
| US6434055B1 | Nonvolatile semiconductor memory device | Physics | 28 | Expired |
| US6940752B2 | Nonvolatile semiconductor memory device | Physics | 12 | Expired |
| US6331945A | Non-volatile semiconductor memory capable of storing one-bit data or multi-bit data | Physics | 11 | Expired |
| US8203883B2 | Semiconductor memory device and method of programming the same | Physics | 8 | Active |
| US6418052B1 | Nonvolatile semiconductor memory equipped with data latch circuits for transferring one-bit data or multi-bit data | Physics | 7 | Expired |
| US8223558B2 | Nonvolatile semiconductor memory device | Physics | 6 | Active |
| US7310270B2 | Nonvolatile semiconductor memory device | Physics | 5 | Active |
| US8208309B2 | Semiconductor memory device and method of operating the same | Physics | 5 | Active |
| US8189395B2 | Nonvolatile semiconductor memory and data reading method | Physics | 4 | Active |
| US7843724B2 | Nonvolatile semiconductor memory and data reading method | Physics | 3 | Active |
| US10839913B2 | Semiconductor memory | Electricity | 3 | Active |
| US8559234B2 | Semiconductor memory device | Physics | 3 | Active |
| US7746707B2 | Nonvolatile semiconductor memory device | Physics | 3 | Active |
| US7224612B2 | Nonvolatile semiconductor memory device | Physics | 1 | Expired |
| US8000147B2 | Nonvolatile semiconductor memory device | Physics | 0 | Active |
| US11250915B2 | Semiconductor memory | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.