Edgar Koppelmann
4Patents
3h-index
8Co-inventors
47Inventor score
Filing activity: Nov 16, 1977 → Jun 8, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6627592B1 | Pasty washing agent | Chemistry; Metallurgy | 15 | Expired |
| US4486314A | Process for the handling of waste waters | Chemistry; Metallurgy | 10 | Expired |
| US4249903A | Process for the preparation of alumino-silicate granulates | Chemistry; Metallurgy | 9 | Expired |
| US4179268A | Method of machine washing of solid soiled materials by reversibly contacting the circulating wash liquid with aluminosilicates | Chemistry; Metallurgy | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.