Stephen T. Johnston
6Patents
3h-index
6Co-inventors
46Inventor score
Filing activity: Nov 25, 1998 → Apr 27, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6316797A | Scalable lead zirconium titanate(PZT) thin film material and deposition method, and ferroelectric memory device structures comprising such thin film material | Electricity | 34 | Expired |
| US6984417B2 | Scalable lead zirconium titanate (PZT) thin film material and deposition method, and ferroelectric memory device structures comprising such thin film material | Electricity | 7 | Expired |
| US7012292B1 | Oxidative top electrode deposition process, and microelectronic device structure | Electricity | 4 | Expired |
| US7862857B2 | Scalable lead zirconium titanate (PZT) thin film material and deposition method, and ferroelectric memory device structures comprising such thin film material | Electricity | 3 | Active |
| US7705382B2 | Scalable lead zirconium titanate (PZT) thin film material and deposition method, and ferroelectric memory device structures comprising such thin film material | Electricity | 3 | Active |
| US7344589B2 | Scalable lead zirconium titanate (PZT) thin film material and deposition method, and ferroelectric memory device structures comprising such thin film material | Electricity | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.