Ernst Meier
27Patents
8h-index
25Co-inventors
75Inventor score
Filing activity: Aug 8, 1973 → Jan 19, 2005
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4109905A | Device for in place swimming | Emerging Cross-Sectional Technologies | 29 | Expired |
| US4003146A | Method of manufacture of a shoe | Human Necessities | 25 | Expired |
| US4371604A | Photographic material suited for use in diffusion transfer photography | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4079869A | Device for replacing pouring pipes attached to metallurgical vessel spouts | Performing Operations; Transporting | 15 | Expired |
| US4052213A | Light-sensitive photographic material | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4219188A | Slide valve for the injection of material for use in the outlet of a metallurgical vessel | Performing Operations; Transporting | 11 | Expired |
| US4366240A | Color photographic recording material containing non-diffusing electron donor precursor compounds | Physics | 11 | Expired |
| US4265379A | Closure element of a slide closure for use in liquid melt containers | Performing Operations; Transporting | 10 | Expired |
| US4141478A | Slide plate assembly | Chemistry; Metallurgy | 8 | Expired |
| US4832740A | Process for removing alkali and alkaline earth elements from aluminum melts | Chemistry; Metallurgy | 6 | Expired |
| US4123281A | Photographic silver halide color material containing fast-acting hardener and 2-pyrazolin-5-one coupler precursors | Emerging Cross-Sectional Technologies | 6 | Expired |
| US3931913A | Slide gate nozzle | Performing Operations; Transporting | 6 | Expired |
| US4480771A | Rotary nozzle system for metallurgical vessels | Performing Operations; Transporting | 6 | Expired |
| US4183752A | Light-sensitive photographic material | Emerging Cross-Sectional Technologies | 5 | Expired |
| US3973979A | Color photographic materials containing diffusion fast pyrazolone couplers | Physics | 5 | Expired |
| US4026443A | Slide closure arrangement for converters | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US4062683A | Photographic material containing 3-anilino-5-pyrazolylalkylcarbonate or arylcarbonate couplers | Physics | 4 | Expired |
| US3931221A | Process for preparing 3-anilino-pyrazolones-(5) | Physics | 4 | Expired |
| US4061498A | Photographic material containing 2-acyl-2-pyrazolin-5-on-couplers | Performing Operations; Transporting | 4 | Expired |
| US3956311A | Process for the preparation of 3-anilino-pyrazolones-(5) | Chemistry; Metallurgy | 3 | Expired |
| US4204867A | Process for the production of color photographic images using new white coupler substances | Physics | 3 | Expired |
| US4017010A | Closure element for a slide closure and process for the manufacture thereof | Performing Operations; Transporting | 2 | Expired |
| US4565239A | Apparatus for screening a stream of molten metal | Performing Operations; Transporting | 2 | Expired |
| US3968909A | Slide closure for metallurgical vessels | Performing Operations; Transporting | 1 | Expired |
| US4059447A | Photographic material containing oxazolinone-2 couplers | Chemistry; Metallurgy | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.