David A. Steele
27Patents
8h-index
29Co-inventors
75Inventor score
Filing activity: Jun 21, 1988 → Feb 8, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6222936A | Apparatus and method for reducing defects in a semiconductor lithographic process | Physics | 63 | Expired |
| US5985497A | Method for reducing defects in a semiconductor lithographic process | Physics | 57 | Expired |
| US5886909A | Defect diagnosis using simulation for IC yield improvement | Electricity | 20 | Expired |
| US4912025A | Photographic recording material for accelerated development | Emerging Cross-Sectional Technologies | 16 | Expired |
| US6907308B1 | Remote wafer flow and recipe editor for simiconductor processing control | Emerging Cross-Sectional Technologies | 14 | Expired |
| US4859578A | Photographic recording material providing improved granularity properties | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5958662A | Photographic element containing a DIR coupler | Emerging Cross-Sectional Technologies | 9 | Expired |
| US5940651A | Drip catching apparatus for receiving excess photoresist developer solution | Physics | 8 | Expired |
| US5821043A | 1,2,4-triazole-releasing pyrazolone DIR couplers | Physics | 8 | Expired |
| US5283163A | Photographic material and process employing a development inhibitor releasing compound containing a fluorinated carbon alpha to an amide group | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5250399A | Photographic material and process comprising a universal coupler | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5989798A | Combinations of purine-releasing pyrazolone DIR couplers and pyrazolone or pyrazolotriazole imaging couplers | Emerging Cross-Sectional Technologies | 2 | Expired |
| US6680165B1 | Cyan coupler dispersion with increased activity | Physics | 2 | Expired |
| US5998106A | Photographic element containing cylacetamido yellow dye-forming couplers | Physics | 2 | Expired |
| US5514530A | Photographic elements comprising 2-phenylcarbamoyl-1-naphthol image-modifying couplers yielding dyes resistant to crystallization and reduction | Emerging Cross-Sectional Technologies | 1 | Expired |
| US5998107A | Photographic element containing improved acylacetamido yellow dye-forming coupler | Physics | 1 | Expired |
| US6087082A | Photographic element containing an acylacetanilide DIR coupler | Emerging Cross-Sectional Technologies | 1 | Expired |
| US6171771A | Photographic element containing a DIR coupler | Emerging Cross-Sectional Technologies | 1 | Expired |
| US5506094A | Photographic elements comprising 2-phenylcarbamoyl-1-naphthol image-modifying couplers yielding dyes resistant to crystallization and reduction | Emerging Cross-Sectional Technologies | 1 | Expired |
| US5994038A | Photographic element containing acetamido DIR coupler | Physics | 1 | Expired |
| US6130031A | Photographic element containing a benzolylacetanilide DIR coupler | Emerging Cross-Sectional Technologies | 0 | Expired |
| US6146820A | Photographic element containing a DIR coupler | Emerging Cross-Sectional Technologies | 0 | Expired |
| US6174662A | Combinations of purine-releasing pyrazolone DIR couplers and pyrazolone of pyrazolotriazole imaging couplers | Emerging Cross-Sectional Technologies | 0 | Expired |
| US5521057A | Photographic elements comprising 2-phenylcarbamoyl-1-naphthol image-modifying couplers yeilding dyes resistant to crystallization and reduction | Emerging Cross-Sectional Technologies | 0 | Expired |
| US6004737A | Photographic element containing a yellow DIR coupler | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.