David Strand
43Patents
19h-index
34Co-inventors
81Inventor score
Filing activity: Oct 3, 1977 → Sep 12, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5166758A | Electrically erasable phase change memory | Physics | 629 | Expired |
| US6087674A | Memory element with memory material comprising phase-change material and dielectric material | Physics | 572 | Expired |
| US5296716A | Electrically erasable, directly overwritable, multibit single cell memory elements and arrays fabricated therefrom | Physics | 499 | Expired |
| US5534712A | Electrically erasable memory elements characterized by reduced current and improved thermal stability | Physics | 456 | Expired |
| US5825046A | Composite memory material comprising a mixture of phase-change memory material and dielectric material | Physics | 390 | Expired |
| US5335219A | Homogeneous composition of microcrystalline semiconductor material, semiconductor devices and directly overwritable memory elements fabricated therefrom, and arrays fabricated from the memory elements | Physics | 371 | Expired |
| US5536947A | Electrically erasable, directly overwritable, multibit single cell memory element and arrays fabricated therefrom | Physics | 351 | Expired |
| US5341328A | Electrically erasable memory elements having reduced switching current requirements and increased write/erase cycle life | Physics | 312 | Expired |
| US5534711A | Electrically erasable, directly overwritable, multibit single cell memory elements and arrays fabricated therefrom | Physics | 270 | Expired |
| US5596522A | Homogeneous compositions of microcrystalline semiconductor material, semiconductor devices and directly overwritable memory elements fabricated therefrom, and arrays fabricated from the memory elements | Physics | 266 | Expired |
| US5414271A | Electrically erasable memory elements having improved set resistance stability | Physics | 265 | Expired |
| US5406509A | Electrically erasable, directly overwritable, multibit single cell memory elements and arrays fabricated therefrom | Physics | 231 | Expired |
| US5128099A | Congruent state changeable optical memory material and device | Physics | 183 | Expired |
| US4876667A | Data storage device having a phase change memory medium reversible by direct overwrite | Emerging Cross-Sectional Technologies | 70 | Expired |
| US6323462A | Conveyor oven usable as pre-bake oven in a print plate imaging and processing system and method of using same | Mechanical Engineering; Lighting; Heating | 30 | Expired |
| US4924436A | Data storage device having a phase change memory medium reversible by direct overwrite and method of direct overwrite | Emerging Cross-Sectional Technologies | 30 | Expired |
| US5964044A | Conveyor oven usable as pre-bake oven in a print plate imaging and processing system and method of using same | Mechanical Engineering; Lighting; Heating | 28 | Expired |
| US4676646A | Method and apparatus for controlling thickness of a layer of an optical data storage device by measuring an optical property of the layer | Physics | 20 | Expired |
| US4106939A | Imaging and recording of information utilizing a tellurium tetrahalide complex of an aromatic amine | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4660175A | Data storage device having novel barrier players encapsulating the data storage medium | Physics | 10 | Expired |
| US4622654A | Liquid crystal light valve with memory | Physics | 10 | Expired |
| US4621032A | Method of forming a data storage medium and data storage device by congruent sublimation | Emerging Cross-Sectional Technologies | 9 | Expired |
| US7292521B2 | Optical data storage and systems utilizing plasmon lenses | Physics | 7 | Active |
| US4615969A | Method and apparatus for making a stamping master for video disk replication | Emerging Cross-Sectional Technologies | 7 | Expired |
| US7144241B2 | Method and apparatus for forming microstructures on polymeric substrates | Emerging Cross-Sectional Technologies | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.