Guenter Engelhardt
2Patents
2h-index
5Co-inventors
27Inventor score
Filing activity: Apr 15, 1991 → Jul 15, 1991
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5075458A | Purification of indigo | Chemistry; Metallurgy | 2 | Expired |
| US5109137A | Purification of indigo | Chemistry; Metallurgy | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.