Henning-Peter Gehrken
3Patents
2h-index
5Co-inventors
37Inventor score
Filing activity: Mar 12, 1984 → Jun 21, 2000
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4645845A | Novel optically active chroman derivatives, their preparation and novel intermediates | Chemistry; Metallurgy | 17 | Expired |
| US6716789B1 | Method for producing oxidic catalysts containing copper with oxidation number>0 | Performing Operations; Transporting | 11 | Expired |
| US4550182A | Preparation of .alpha.-tocopherol | Chemistry; Metallurgy | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.