Sieghart Klotzer
15Patents
7h-index
17Co-inventors
63Inventor score
Filing activity: Nov 20, 1973 → Sep 20, 1994
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4590155A | Emulsion having high silver chloride content, photographic recording material and process for the production of photographic recordings | Physics | 22 | Expired |
| US3935014A | Direct-positive photographic emulsion containing, unfogged, monodispersed silver halide grains having a layered grain structure of specific silver chloride content | Physics | 17 | Expired |
| US4495277A | Photographic silver halide emulsion | Physics | 11 | Expired |
| US5004676A | Process for the production of color photographic images comprising replenishing the developing solution | Physics | 10 | Expired |
| US3957488A | Photographic emulsion containing unfogged, heterodisperse layered silver halide grains having a prodominantly bromide core and total chloride content less than 30 mole percent | Physics | 10 | Expired |
| US4045228A | Direct positive emulsions containing fogged, monodispersed silver halide grains having more than 10 mile % iodide | Physics | 7 | Expired |
| US4605610A | Emulsion rich in silver chloride, photographic recording material and process for the production of photographic recordings | Physics | 7 | Expired |
| US4705747A | Color photographic recording material containing a silver halide emulsion and a process for its production | Physics | 6 | Expired |
| US4059450A | Direct positive silver halide elements | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4263396A | Direct-positive photographic material | Physics | 4 | Expired |
| US5462843A | Recording material for color photography | Physics | 3 | Expired |
| US4287296A | Direct-positive emulsion containing fogged, silver halide grains of silver iodide content | Physics | 3 | Expired |
| US4788133A | Color photographic recording material | Physics | 3 | Expired |
| US4877722A | Color photographic recording material developable by heat | Physics | 2 | Expired |
| US5385813A | Color photographic silver halide material | Physics | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.