Gerhard Merkmann
8Patents
3h-index
19Co-inventors
46Inventor score
Filing activity: May 23, 1994 → Dec 14, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6976281B2 | Medicinal cushion, in particular anti-decubitus cushion | Human Necessities | 56 | Expired |
| US6471139B1 | Rail arrangement | Fixed Constructions | 6 | Expired |
| US5735457A | Rubber mixture for an elastic intermediate layer for a rail support | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US6012268A | Method of producing products from polymer materials having a medicamentous depot effect | Human Necessities | 3 | Expired |
| US7080828B2 | Clarification basin membrane | Emerging Cross-Sectional Technologies | 1 | Expired |
| US6790894B1 | Rubber-based soundproofing material | Emerging Cross-Sectional Technologies | 1 | Expired |
| US7045144B2 | Plaster containing an active agent | Human Necessities | 1 | Expired |
| US5637645A | Caoutchouc mixture for the manufacture of rubber products with low-temperature application capability, resistance to oil, low crystallization tendency and high dynamic stressability | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.