Pranab Bagchi
49Patents
15h-index
51Co-inventors
80Inventor score
Filing activity: Sep 18, 1987 → Feb 28, 1997
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5896155A | Ink transfer printing apparatus with drop volume adjustment | Performing Operations; Transporting | 217 | Expired |
| US5662883A | Microprecipitation of micro-nanoparticulate pharmaceutical agents | Emerging Cross-Sectional Technologies | 178 | Expired |
| US5665331A | Co-microprecipitation of nanoparticulate pharmaceutical agents with crystal growth modifiers | Emerging Cross-Sectional Technologies | 175 | Expired |
| US5726693A | Ink printing apparatus using ink surfactants | Performing Operations; Transporting | 169 | Expired |
| US5560932A | Microprecipitation of nanoparticulate pharmaceutical agents | Emerging Cross-Sectional Technologies | 162 | Expired |
| US5916358A | Ink compositions containing surfactant sols comprising mixtures of solid surfactants | Chemistry; Metallurgy | 109 | Expired |
| US5716642A | Microprecipitation of nanoparticulate pharmaceutical agents using surface active material derived from similar pharmaceutical agents | Emerging Cross-Sectional Technologies | 82 | Expired |
| US4855219A | Photographic element having polymer particles covalently bonded to gelatin | Emerging Cross-Sectional Technologies | 38 | Expired |
| US5066572A | Control of pressure-fog with gelatin-grafted and case-hardened gelatin-grafted soft polymer latex particles | Emerging Cross-Sectional Technologies | 34 | Expired |
| US4970139A | Methods of preparation of precipitated coupler dispersions with increased photographic activity | Physics | 24 | Expired |
| US4920004A | Gelatin-grafted polymer particles | Emerging Cross-Sectional Technologies | 24 | Expired |
| US5026632A | Use of gelatin-grafted and case-hardened gelatin-grafted polymer particles for relief from pressure sensitivity of photographic products | Emerging Cross-Sectional Technologies | 21 | Expired |
| US5135844A | Preparation of low viscosity small particle photographic dispersions in gelatin | Emerging Cross-Sectional Technologies | 20 | Expired |
| US4933270A | Process for the precipitation of stable colloidal dispersions of base degradable components of photographic systems in the absence of polymeric steric stabilizers | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5091296A | Polymer co-precipitated coupler dispersion | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5013640A | Preparation of low viscosity small-particle photographic dispersions in gelatin | Emerging Cross-Sectional Technologies | 15 | Expired |
| US4990431A | Methods of forming stable dispersions of photographic materials | Physics | 14 | Expired |
| US5397695A | Attachment of compounds to polymeric particles using carbamoylonium compounds and a kit containing same | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5055379A | Photoresist dichromate composition containing gelatin coated particles | Physics | 13 | Expired |
| US5693461A | Mixed packet color photographic system | Physics | 12 | Expired |
| US5089380A | Methods of preparation of precipitated coupler dispersions with increased photographic activity | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5248558A | Case-hardened gelatin-grafted polymer particles | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5104776A | Increased photographic activity precipitated coupler dispersions prepared by coprecipitation with liquid carboxylic acids | Physics | 8 | Expired |
| US5279931A | Polymer co-precipitated coupler dispersion | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5300418A | Viscosity control of photographic melts | Physics | 8 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.