Josef Ernst
6Patents
4h-index
6Co-inventors
46Inventor score
Filing activity: Jul 26, 1984 → Sep 20, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4597796A | One-component alkali metal silicate cement composition | Chemistry; Metallurgy | 19 | Expired |
| US5296027A | Single-component alkali metal silicate cement composition | Chemistry; Metallurgy | 17 | Expired |
| US6302087A | Fuel injection valve for internal combustion engines | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US5347848A | Apparatus for measuring a hydraulic fluid flow rate and/or leakage rate through an object to be tested | Physics | 4 | Expired |
| US6189377A | Device for measuring hydraulic flow quantities and leaks in a specimen | Physics | 3 | Expired |
| US6062067A | Apparatus for measuring hydraulic flow quantities and leaks in a specimen | Physics | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.